lib/tzinfo/definitions/America/Montreal.rb in tzinfo-0.0.1 vs lib/tzinfo/definitions/America/Montreal.rb in tzinfo-0.0.2

@@ -1,269 +1,263 @@
 require 'tzinfo/timezone'
 module TZInfo
 module Definitions #:nodoc:
 module America #:nodoc:
 class Montreal < Timezone #:nodoc:
-def initialize
-  super
+setup
 set_identifier('America/Montreal')
-add_period(TimezonePeriod.new(nil,DateTime.new(1884,1,1,4,54,16),-17656,0,'LMT'))
-add_period(TimezonePeriod.new(DateTime.new(1884,1,1,4,54,16),DateTime.new(1917,3,25,7,0,0),-18000,0,'ET'))
-add_period(TimezonePeriod.new(DateTime.new(1917,3,25,7,0,0),DateTime.new(1917,4,24,4,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1917,4,24,4,0,0),DateTime.new(1918,1,1,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1918,1,1,5,0,0),DateTime.new(1918,4,14,7,0,0),-18000,0,'ET'))
-add_period(TimezonePeriod.new(DateTime.new(1918,4,14,7,0,0),DateTime.new(1918,10,31,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1918,10,31,6,0,0),DateTime.new(1919,1,1,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1919,1,1,5,0,0),DateTime.new(1919,3,31,7,30,0),-18000,0,'ET'))
-add_period(TimezonePeriod.new(DateTime.new(1919,3,31,7,30,0),DateTime.new(1919,10,25,6,30,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1919,10,25,6,30,0),DateTime.new(1920,5,2,7,30,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1920,5,2,7,30,0),DateTime.new(1920,10,3,6,30,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1920,10,3,6,30,0),DateTime.new(1921,5,1,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1921,5,1,7,0,0),DateTime.new(1921,10,2,6,30,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1921,10,2,6,30,0),DateTime.new(1922,4,30,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1922,4,30,7,0,0),DateTime.new(1922,10,1,6,30,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1922,10,1,6,30,0),DateTime.new(1924,5,17,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1924,5,17,7,0,0),DateTime.new(1924,9,28,6,30,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1924,9,28,6,30,0),DateTime.new(1925,5,3,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1925,5,3,7,0,0),DateTime.new(1925,9,27,6,30,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1925,9,27,6,30,0),DateTime.new(1926,5,2,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1926,5,2,7,0,0),DateTime.new(1926,9,26,6,30,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1926,9,26,6,30,0),DateTime.new(1927,5,1,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1927,5,1,5,0,0),DateTime.new(1927,9,25,4,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1927,9,25,4,0,0),DateTime.new(1928,4,29,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1928,4,29,5,0,0),DateTime.new(1928,9,30,4,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1928,9,30,4,0,0),DateTime.new(1929,4,28,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1929,4,28,5,0,0),DateTime.new(1929,9,29,4,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1929,9,29,4,0,0),DateTime.new(1930,4,27,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1930,4,27,5,0,0),DateTime.new(1930,9,28,4,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1930,9,28,4,0,0),DateTime.new(1931,4,26,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1931,4,26,5,0,0),DateTime.new(1931,9,27,4,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1931,9,27,4,0,0),DateTime.new(1932,5,1,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1932,5,1,5,0,0),DateTime.new(1932,9,25,4,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1932,9,25,4,0,0),DateTime.new(1933,4,30,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1933,4,30,5,0,0),DateTime.new(1933,10,1,4,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1933,10,1,4,0,0),DateTime.new(1934,4,29,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1934,4,29,5,0,0),DateTime.new(1934,9,30,4,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1934,9,30,4,0,0),DateTime.new(1935,4,28,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1935,4,28,5,0,0),DateTime.new(1935,9,29,4,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1935,9,29,4,0,0),DateTime.new(1936,4,26,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1936,4,26,5,0,0),DateTime.new(1936,9,27,4,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1936,9,27,4,0,0),DateTime.new(1937,4,25,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1937,4,25,5,0,0),DateTime.new(1937,9,26,4,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1937,9,26,4,0,0),DateTime.new(1938,4,24,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1938,4,24,5,0,0),DateTime.new(1938,9,25,4,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1938,9,25,4,0,0),DateTime.new(1939,4,30,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1939,4,30,5,0,0),DateTime.new(1939,9,24,4,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1939,9,24,4,0,0),DateTime.new(1940,4,28,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1940,4,28,5,0,0),DateTime.new(1942,2,9,7,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1942,2,9,7,0,0),DateTime.new(1945,9,30,6,0,0),-18000,3600,'ET'))
-add_period(TimezonePeriod.new(DateTime.new(1945,9,30,6,0,0),DateTime.new(1946,1,1,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1946,1,1,5,0,0),DateTime.new(1946,4,28,7,0,0),-18000,0,'ET'))
-add_period(TimezonePeriod.new(DateTime.new(1946,4,28,7,0,0),DateTime.new(1946,9,29,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1946,9,29,6,0,0),DateTime.new(1947,4,27,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1947,4,27,7,0,0),DateTime.new(1947,9,28,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1947,9,28,6,0,0),DateTime.new(1948,4,25,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1948,4,25,7,0,0),DateTime.new(1948,9,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1948,9,26,6,0,0),DateTime.new(1949,4,24,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1949,4,24,7,0,0),DateTime.new(1949,10,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1949,10,30,6,0,0),DateTime.new(1950,4,30,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1950,4,30,7,0,0),DateTime.new(1950,10,29,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1950,10,29,6,0,0),DateTime.new(1951,4,29,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1951,4,29,7,0,0),DateTime.new(1951,9,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1951,9,30,6,0,0),DateTime.new(1952,4,27,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1952,4,27,7,0,0),DateTime.new(1952,9,28,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1952,9,28,6,0,0),DateTime.new(1953,4,26,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1953,4,26,7,0,0),DateTime.new(1953,9,27,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1953,9,27,6,0,0),DateTime.new(1954,4,25,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1954,4,25,7,0,0),DateTime.new(1954,9,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1954,9,26,6,0,0),DateTime.new(1955,4,24,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1955,4,24,7,0,0),DateTime.new(1955,9,25,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1955,9,25,6,0,0),DateTime.new(1956,4,29,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1956,4,29,7,0,0),DateTime.new(1956,9,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1956,9,30,6,0,0),DateTime.new(1957,4,28,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1957,4,28,7,0,0),DateTime.new(1957,10,27,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1957,10,27,6,0,0),DateTime.new(1958,4,27,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1958,4,27,7,0,0),DateTime.new(1958,10,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1958,10,26,6,0,0),DateTime.new(1959,4,26,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1959,4,26,7,0,0),DateTime.new(1959,10,25,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1959,10,25,6,0,0),DateTime.new(1960,4,24,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1960,4,24,7,0,0),DateTime.new(1960,10,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1960,10,30,6,0,0),DateTime.new(1961,4,30,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1961,4,30,7,0,0),DateTime.new(1961,10,29,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1961,10,29,6,0,0),DateTime.new(1962,4,29,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1962,4,29,7,0,0),DateTime.new(1962,10,28,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1962,10,28,6,0,0),DateTime.new(1963,4,28,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1963,4,28,7,0,0),DateTime.new(1963,10,27,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1963,10,27,6,0,0),DateTime.new(1964,4,26,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1964,4,26,7,0,0),DateTime.new(1964,10,25,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1964,10,25,6,0,0),DateTime.new(1965,4,25,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1965,4,25,7,0,0),DateTime.new(1965,10,31,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1965,10,31,6,0,0),DateTime.new(1966,4,24,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1966,4,24,7,0,0),DateTime.new(1966,10,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1966,10,30,6,0,0),DateTime.new(1967,4,30,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1967,4,30,7,0,0),DateTime.new(1967,10,29,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1967,10,29,6,0,0),DateTime.new(1968,4,28,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1968,4,28,7,0,0),DateTime.new(1968,10,27,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1968,10,27,6,0,0),DateTime.new(1969,4,27,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1969,4,27,7,0,0),DateTime.new(1969,10,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1969,10,26,6,0,0),DateTime.new(1970,4,26,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1970,4,26,7,0,0),DateTime.new(1970,10,25,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1970,10,25,6,0,0),DateTime.new(1971,4,25,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1971,4,25,7,0,0),DateTime.new(1971,10,31,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1971,10,31,6,0,0),DateTime.new(1972,4,30,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1972,4,30,7,0,0),DateTime.new(1972,10,29,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1972,10,29,6,0,0),DateTime.new(1973,4,29,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1973,4,29,7,0,0),DateTime.new(1973,10,28,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1973,10,28,6,0,0),DateTime.new(1974,1,1,5,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1974,1,1,5,0,0),DateTime.new(1974,4,28,7,0,0),-18000,0,'ET'))
-add_period(TimezonePeriod.new(DateTime.new(1974,4,28,7,0,0),DateTime.new(1974,10,27,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1974,10,27,6,0,0),DateTime.new(1975,4,27,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1975,4,27,7,0,0),DateTime.new(1975,10,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1975,10,26,6,0,0),DateTime.new(1976,4,25,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1976,4,25,7,0,0),DateTime.new(1976,10,31,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1976,10,31,6,0,0),DateTime.new(1977,4,24,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1977,4,24,7,0,0),DateTime.new(1977,10,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1977,10,30,6,0,0),DateTime.new(1978,4,30,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1978,4,30,7,0,0),DateTime.new(1978,10,29,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1978,10,29,6,0,0),DateTime.new(1979,4,29,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1979,4,29,7,0,0),DateTime.new(1979,10,28,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1979,10,28,6,0,0),DateTime.new(1980,4,27,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1980,4,27,7,0,0),DateTime.new(1980,10,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1980,10,26,6,0,0),DateTime.new(1981,4,26,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1981,4,26,7,0,0),DateTime.new(1981,10,25,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1981,10,25,6,0,0),DateTime.new(1982,4,25,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1982,4,25,7,0,0),DateTime.new(1982,10,31,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1982,10,31,6,0,0),DateTime.new(1983,4,24,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1983,4,24,7,0,0),DateTime.new(1983,10,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1983,10,30,6,0,0),DateTime.new(1984,4,29,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1984,4,29,7,0,0),DateTime.new(1984,10,28,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1984,10,28,6,0,0),DateTime.new(1985,4,28,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1985,4,28,7,0,0),DateTime.new(1985,10,27,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1985,10,27,6,0,0),DateTime.new(1986,4,27,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1986,4,27,7,0,0),DateTime.new(1986,10,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1986,10,26,6,0,0),DateTime.new(1987,4,5,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1987,4,5,7,0,0),DateTime.new(1987,10,25,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1987,10,25,6,0,0),DateTime.new(1988,4,3,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1988,4,3,7,0,0),DateTime.new(1988,10,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1988,10,30,6,0,0),DateTime.new(1989,4,2,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1989,4,2,7,0,0),DateTime.new(1989,10,29,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1989,10,29,6,0,0),DateTime.new(1990,4,1,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1990,4,1,7,0,0),DateTime.new(1990,10,28,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1990,10,28,6,0,0),DateTime.new(1991,4,7,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1991,4,7,7,0,0),DateTime.new(1991,10,27,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1991,10,27,6,0,0),DateTime.new(1992,4,5,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1992,4,5,7,0,0),DateTime.new(1992,10,25,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1992,10,25,6,0,0),DateTime.new(1993,4,4,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1993,4,4,7,0,0),DateTime.new(1993,10,31,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1993,10,31,6,0,0),DateTime.new(1994,4,3,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1994,4,3,7,0,0),DateTime.new(1994,10,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1994,10,30,6,0,0),DateTime.new(1995,4,2,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1995,4,2,7,0,0),DateTime.new(1995,10,29,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1995,10,29,6,0,0),DateTime.new(1996,4,7,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1996,4,7,7,0,0),DateTime.new(1996,10,27,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1996,10,27,6,0,0),DateTime.new(1997,4,6,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1997,4,6,7,0,0),DateTime.new(1997,10,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1997,10,26,6,0,0),DateTime.new(1998,4,5,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1998,4,5,7,0,0),DateTime.new(1998,10,25,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1998,10,25,6,0,0),DateTime.new(1999,4,4,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(1999,4,4,7,0,0),DateTime.new(1999,10,31,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(1999,10,31,6,0,0),DateTime.new(2000,4,2,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2000,4,2,7,0,0),DateTime.new(2000,10,29,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2000,10,29,6,0,0),DateTime.new(2001,4,1,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2001,4,1,7,0,0),DateTime.new(2001,10,28,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2001,10,28,6,0,0),DateTime.new(2002,4,7,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2002,4,7,7,0,0),DateTime.new(2002,10,27,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2002,10,27,6,0,0),DateTime.new(2003,4,6,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2003,4,6,7,0,0),DateTime.new(2003,10,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2003,10,26,6,0,0),DateTime.new(2004,4,4,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2004,4,4,7,0,0),DateTime.new(2004,10,31,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2004,10,31,6,0,0),DateTime.new(2005,4,3,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2005,4,3,7,0,0),DateTime.new(2005,10,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2005,10,30,6,0,0),DateTime.new(2006,4,2,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2006,4,2,7,0,0),DateTime.new(2006,10,29,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2006,10,29,6,0,0),DateTime.new(2007,4,1,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2007,4,1,7,0,0),DateTime.new(2007,10,28,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2007,10,28,6,0,0),DateTime.new(2008,4,6,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2008,4,6,7,0,0),DateTime.new(2008,10,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2008,10,26,6,0,0),DateTime.new(2009,4,5,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2009,4,5,7,0,0),DateTime.new(2009,10,25,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2009,10,25,6,0,0),DateTime.new(2010,4,4,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2010,4,4,7,0,0),DateTime.new(2010,10,31,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2010,10,31,6,0,0),DateTime.new(2011,4,3,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2011,4,3,7,0,0),DateTime.new(2011,10,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2011,10,30,6,0,0),DateTime.new(2012,4,1,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2012,4,1,7,0,0),DateTime.new(2012,10,28,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2012,10,28,6,0,0),DateTime.new(2013,4,7,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2013,4,7,7,0,0),DateTime.new(2013,10,27,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2013,10,27,6,0,0),DateTime.new(2014,4,6,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2014,4,6,7,0,0),DateTime.new(2014,10,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2014,10,26,6,0,0),DateTime.new(2015,4,5,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2015,4,5,7,0,0),DateTime.new(2015,10,25,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2015,10,25,6,0,0),DateTime.new(2016,4,3,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2016,4,3,7,0,0),DateTime.new(2016,10,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2016,10,30,6,0,0),DateTime.new(2017,4,2,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2017,4,2,7,0,0),DateTime.new(2017,10,29,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2017,10,29,6,0,0),DateTime.new(2018,4,1,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2018,4,1,7,0,0),DateTime.new(2018,10,28,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2018,10,28,6,0,0),DateTime.new(2019,4,7,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2019,4,7,7,0,0),DateTime.new(2019,10,27,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2019,10,27,6,0,0),DateTime.new(2020,4,5,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2020,4,5,7,0,0),DateTime.new(2020,10,25,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2020,10,25,6,0,0),DateTime.new(2021,4,4,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2021,4,4,7,0,0),DateTime.new(2021,10,31,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2021,10,31,6,0,0),DateTime.new(2022,4,3,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2022,4,3,7,0,0),DateTime.new(2022,10,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2022,10,30,6,0,0),DateTime.new(2023,4,2,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2023,4,2,7,0,0),DateTime.new(2023,10,29,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2023,10,29,6,0,0),DateTime.new(2024,4,7,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2024,4,7,7,0,0),DateTime.new(2024,10,27,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2024,10,27,6,0,0),DateTime.new(2025,4,6,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2025,4,6,7,0,0),DateTime.new(2025,10,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2025,10,26,6,0,0),DateTime.new(2026,4,5,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2026,4,5,7,0,0),DateTime.new(2026,10,25,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2026,10,25,6,0,0),DateTime.new(2027,4,4,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2027,4,4,7,0,0),DateTime.new(2027,10,31,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2027,10,31,6,0,0),DateTime.new(2028,4,2,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2028,4,2,7,0,0),DateTime.new(2028,10,29,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2028,10,29,6,0,0),DateTime.new(2029,4,1,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2029,4,1,7,0,0),DateTime.new(2029,10,28,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2029,10,28,6,0,0),DateTime.new(2030,4,7,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2030,4,7,7,0,0),DateTime.new(2030,10,27,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2030,10,27,6,0,0),DateTime.new(2031,4,6,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2031,4,6,7,0,0),DateTime.new(2031,10,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2031,10,26,6,0,0),DateTime.new(2032,4,4,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2032,4,4,7,0,0),DateTime.new(2032,10,31,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2032,10,31,6,0,0),DateTime.new(2033,4,3,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2033,4,3,7,0,0),DateTime.new(2033,10,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2033,10,30,6,0,0),DateTime.new(2034,4,2,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2034,4,2,7,0,0),DateTime.new(2034,10,29,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2034,10,29,6,0,0),DateTime.new(2035,4,1,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2035,4,1,7,0,0),DateTime.new(2035,10,28,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2035,10,28,6,0,0),DateTime.new(2036,4,6,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2036,4,6,7,0,0),DateTime.new(2036,10,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2036,10,26,6,0,0),DateTime.new(2037,4,5,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2037,4,5,7,0,0),DateTime.new(2037,10,25,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2037,10,25,6,0,0),DateTime.new(2038,4,4,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2038,4,4,7,0,0),DateTime.new(2038,10,31,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2038,10,31,6,0,0),DateTime.new(2039,4,3,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2039,4,3,7,0,0),DateTime.new(2039,10,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2039,10,30,6,0,0),DateTime.new(2040,4,1,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2040,4,1,7,0,0),DateTime.new(2040,10,28,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2040,10,28,6,0,0),DateTime.new(2041,4,7,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2041,4,7,7,0,0),DateTime.new(2041,10,27,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2041,10,27,6,0,0),DateTime.new(2042,4,6,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2042,4,6,7,0,0),DateTime.new(2042,10,26,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2042,10,26,6,0,0),DateTime.new(2043,4,5,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2043,4,5,7,0,0),DateTime.new(2043,10,25,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2043,10,25,6,0,0),DateTime.new(2044,4,3,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2044,4,3,7,0,0),DateTime.new(2044,10,30,6,0,0),-18000,3600,'EDT'))
-add_period(TimezonePeriod.new(DateTime.new(2044,10,30,6,0,0),DateTime.new(2045,4,2,7,0,0),-18000,0,'EST'))
-add_period(TimezonePeriod.new(DateTime.new(2045,4,2,7,0,0),DateTime.new(2045,8,19,20,39,16),-18000,3600,'EDT'))
-end
-@@instance = new
-def self.instance
-   @@instance
-end
+add_period(TimezonePeriod.new(nil,DateTime.new(1884,1,1,4,54,16),-17656,0,:'LMT'))
+add_period(TimezonePeriod.new(DateTime.new(1884,1,1,4,54,16),DateTime.new(1917,3,25,7,0,0),-18000,0,:'ET'))
+add_period(TimezonePeriod.new(DateTime.new(1917,3,25,7,0,0),DateTime.new(1917,4,24,4,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1917,4,24,4,0,0),DateTime.new(1918,1,1,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1918,1,1,5,0,0),DateTime.new(1918,4,14,7,0,0),-18000,0,:'ET'))
+add_period(TimezonePeriod.new(DateTime.new(1918,4,14,7,0,0),DateTime.new(1918,10,31,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1918,10,31,6,0,0),DateTime.new(1919,1,1,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1919,1,1,5,0,0),DateTime.new(1919,3,31,7,30,0),-18000,0,:'ET'))
+add_period(TimezonePeriod.new(DateTime.new(1919,3,31,7,30,0),DateTime.new(1919,10,25,6,30,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1919,10,25,6,30,0),DateTime.new(1920,5,2,7,30,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1920,5,2,7,30,0),DateTime.new(1920,10,3,6,30,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1920,10,3,6,30,0),DateTime.new(1921,5,1,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1921,5,1,7,0,0),DateTime.new(1921,10,2,6,30,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1921,10,2,6,30,0),DateTime.new(1922,4,30,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1922,4,30,7,0,0),DateTime.new(1922,10,1,6,30,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1922,10,1,6,30,0),DateTime.new(1924,5,17,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1924,5,17,7,0,0),DateTime.new(1924,9,28,6,30,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1924,9,28,6,30,0),DateTime.new(1925,5,3,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1925,5,3,7,0,0),DateTime.new(1925,9,27,6,30,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1925,9,27,6,30,0),DateTime.new(1926,5,2,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1926,5,2,7,0,0),DateTime.new(1926,9,26,6,30,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1926,9,26,6,30,0),DateTime.new(1927,5,1,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1927,5,1,5,0,0),DateTime.new(1927,9,25,4,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1927,9,25,4,0,0),DateTime.new(1928,4,29,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1928,4,29,5,0,0),DateTime.new(1928,9,30,4,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1928,9,30,4,0,0),DateTime.new(1929,4,28,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1929,4,28,5,0,0),DateTime.new(1929,9,29,4,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1929,9,29,4,0,0),DateTime.new(1930,4,27,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1930,4,27,5,0,0),DateTime.new(1930,9,28,4,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1930,9,28,4,0,0),DateTime.new(1931,4,26,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1931,4,26,5,0,0),DateTime.new(1931,9,27,4,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1931,9,27,4,0,0),DateTime.new(1932,5,1,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1932,5,1,5,0,0),DateTime.new(1932,9,25,4,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1932,9,25,4,0,0),DateTime.new(1933,4,30,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1933,4,30,5,0,0),DateTime.new(1933,10,1,4,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1933,10,1,4,0,0),DateTime.new(1934,4,29,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1934,4,29,5,0,0),DateTime.new(1934,9,30,4,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1934,9,30,4,0,0),DateTime.new(1935,4,28,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1935,4,28,5,0,0),DateTime.new(1935,9,29,4,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1935,9,29,4,0,0),DateTime.new(1936,4,26,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1936,4,26,5,0,0),DateTime.new(1936,9,27,4,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1936,9,27,4,0,0),DateTime.new(1937,4,25,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1937,4,25,5,0,0),DateTime.new(1937,9,26,4,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1937,9,26,4,0,0),DateTime.new(1938,4,24,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1938,4,24,5,0,0),DateTime.new(1938,9,25,4,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1938,9,25,4,0,0),DateTime.new(1939,4,30,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1939,4,30,5,0,0),DateTime.new(1939,9,24,4,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1939,9,24,4,0,0),DateTime.new(1940,4,28,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1940,4,28,5,0,0),DateTime.new(1942,2,9,7,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1942,2,9,7,0,0),DateTime.new(1945,9,30,6,0,0),-18000,3600,:'ET'))
+add_period(TimezonePeriod.new(DateTime.new(1945,9,30,6,0,0),DateTime.new(1946,1,1,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1946,1,1,5,0,0),DateTime.new(1946,4,28,7,0,0),-18000,0,:'ET'))
+add_period(TimezonePeriod.new(DateTime.new(1946,4,28,7,0,0),DateTime.new(1946,9,29,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1946,9,29,6,0,0),DateTime.new(1947,4,27,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1947,4,27,7,0,0),DateTime.new(1947,9,28,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1947,9,28,6,0,0),DateTime.new(1948,4,25,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1948,4,25,7,0,0),DateTime.new(1948,9,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1948,9,26,6,0,0),DateTime.new(1949,4,24,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1949,4,24,7,0,0),DateTime.new(1949,10,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1949,10,30,6,0,0),DateTime.new(1950,4,30,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1950,4,30,7,0,0),DateTime.new(1950,10,29,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1950,10,29,6,0,0),DateTime.new(1951,4,29,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1951,4,29,7,0,0),DateTime.new(1951,9,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1951,9,30,6,0,0),DateTime.new(1952,4,27,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1952,4,27,7,0,0),DateTime.new(1952,9,28,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1952,9,28,6,0,0),DateTime.new(1953,4,26,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1953,4,26,7,0,0),DateTime.new(1953,9,27,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1953,9,27,6,0,0),DateTime.new(1954,4,25,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1954,4,25,7,0,0),DateTime.new(1954,9,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1954,9,26,6,0,0),DateTime.new(1955,4,24,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1955,4,24,7,0,0),DateTime.new(1955,9,25,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1955,9,25,6,0,0),DateTime.new(1956,4,29,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1956,4,29,7,0,0),DateTime.new(1956,9,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1956,9,30,6,0,0),DateTime.new(1957,4,28,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1957,4,28,7,0,0),DateTime.new(1957,10,27,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1957,10,27,6,0,0),DateTime.new(1958,4,27,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1958,4,27,7,0,0),DateTime.new(1958,10,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1958,10,26,6,0,0),DateTime.new(1959,4,26,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1959,4,26,7,0,0),DateTime.new(1959,10,25,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1959,10,25,6,0,0),DateTime.new(1960,4,24,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1960,4,24,7,0,0),DateTime.new(1960,10,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1960,10,30,6,0,0),DateTime.new(1961,4,30,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1961,4,30,7,0,0),DateTime.new(1961,10,29,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1961,10,29,6,0,0),DateTime.new(1962,4,29,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1962,4,29,7,0,0),DateTime.new(1962,10,28,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1962,10,28,6,0,0),DateTime.new(1963,4,28,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1963,4,28,7,0,0),DateTime.new(1963,10,27,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1963,10,27,6,0,0),DateTime.new(1964,4,26,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1964,4,26,7,0,0),DateTime.new(1964,10,25,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1964,10,25,6,0,0),DateTime.new(1965,4,25,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1965,4,25,7,0,0),DateTime.new(1965,10,31,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1965,10,31,6,0,0),DateTime.new(1966,4,24,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1966,4,24,7,0,0),DateTime.new(1966,10,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1966,10,30,6,0,0),DateTime.new(1967,4,30,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1967,4,30,7,0,0),DateTime.new(1967,10,29,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1967,10,29,6,0,0),DateTime.new(1968,4,28,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1968,4,28,7,0,0),DateTime.new(1968,10,27,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1968,10,27,6,0,0),DateTime.new(1969,4,27,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1969,4,27,7,0,0),DateTime.new(1969,10,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1969,10,26,6,0,0),DateTime.new(1970,4,26,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1970,4,26,7,0,0),DateTime.new(1970,10,25,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1970,10,25,6,0,0),DateTime.new(1971,4,25,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1971,4,25,7,0,0),DateTime.new(1971,10,31,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1971,10,31,6,0,0),DateTime.new(1972,4,30,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1972,4,30,7,0,0),DateTime.new(1972,10,29,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1972,10,29,6,0,0),DateTime.new(1973,4,29,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1973,4,29,7,0,0),DateTime.new(1973,10,28,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1973,10,28,6,0,0),DateTime.new(1974,1,1,5,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1974,1,1,5,0,0),DateTime.new(1974,4,28,7,0,0),-18000,0,:'ET'))
+add_period(TimezonePeriod.new(DateTime.new(1974,4,28,7,0,0),DateTime.new(1974,10,27,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1974,10,27,6,0,0),DateTime.new(1975,4,27,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1975,4,27,7,0,0),DateTime.new(1975,10,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1975,10,26,6,0,0),DateTime.new(1976,4,25,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1976,4,25,7,0,0),DateTime.new(1976,10,31,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1976,10,31,6,0,0),DateTime.new(1977,4,24,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1977,4,24,7,0,0),DateTime.new(1977,10,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1977,10,30,6,0,0),DateTime.new(1978,4,30,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1978,4,30,7,0,0),DateTime.new(1978,10,29,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1978,10,29,6,0,0),DateTime.new(1979,4,29,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1979,4,29,7,0,0),DateTime.new(1979,10,28,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1979,10,28,6,0,0),DateTime.new(1980,4,27,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1980,4,27,7,0,0),DateTime.new(1980,10,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1980,10,26,6,0,0),DateTime.new(1981,4,26,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1981,4,26,7,0,0),DateTime.new(1981,10,25,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1981,10,25,6,0,0),DateTime.new(1982,4,25,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1982,4,25,7,0,0),DateTime.new(1982,10,31,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1982,10,31,6,0,0),DateTime.new(1983,4,24,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1983,4,24,7,0,0),DateTime.new(1983,10,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1983,10,30,6,0,0),DateTime.new(1984,4,29,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1984,4,29,7,0,0),DateTime.new(1984,10,28,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1984,10,28,6,0,0),DateTime.new(1985,4,28,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1985,4,28,7,0,0),DateTime.new(1985,10,27,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1985,10,27,6,0,0),DateTime.new(1986,4,27,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1986,4,27,7,0,0),DateTime.new(1986,10,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1986,10,26,6,0,0),DateTime.new(1987,4,5,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1987,4,5,7,0,0),DateTime.new(1987,10,25,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1987,10,25,6,0,0),DateTime.new(1988,4,3,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1988,4,3,7,0,0),DateTime.new(1988,10,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1988,10,30,6,0,0),DateTime.new(1989,4,2,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1989,4,2,7,0,0),DateTime.new(1989,10,29,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1989,10,29,6,0,0),DateTime.new(1990,4,1,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1990,4,1,7,0,0),DateTime.new(1990,10,28,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1990,10,28,6,0,0),DateTime.new(1991,4,7,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1991,4,7,7,0,0),DateTime.new(1991,10,27,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1991,10,27,6,0,0),DateTime.new(1992,4,5,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1992,4,5,7,0,0),DateTime.new(1992,10,25,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1992,10,25,6,0,0),DateTime.new(1993,4,4,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1993,4,4,7,0,0),DateTime.new(1993,10,31,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1993,10,31,6,0,0),DateTime.new(1994,4,3,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1994,4,3,7,0,0),DateTime.new(1994,10,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1994,10,30,6,0,0),DateTime.new(1995,4,2,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1995,4,2,7,0,0),DateTime.new(1995,10,29,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1995,10,29,6,0,0),DateTime.new(1996,4,7,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1996,4,7,7,0,0),DateTime.new(1996,10,27,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1996,10,27,6,0,0),DateTime.new(1997,4,6,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1997,4,6,7,0,0),DateTime.new(1997,10,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1997,10,26,6,0,0),DateTime.new(1998,4,5,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1998,4,5,7,0,0),DateTime.new(1998,10,25,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1998,10,25,6,0,0),DateTime.new(1999,4,4,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(1999,4,4,7,0,0),DateTime.new(1999,10,31,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(1999,10,31,6,0,0),DateTime.new(2000,4,2,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2000,4,2,7,0,0),DateTime.new(2000,10,29,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2000,10,29,6,0,0),DateTime.new(2001,4,1,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2001,4,1,7,0,0),DateTime.new(2001,10,28,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2001,10,28,6,0,0),DateTime.new(2002,4,7,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2002,4,7,7,0,0),DateTime.new(2002,10,27,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2002,10,27,6,0,0),DateTime.new(2003,4,6,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2003,4,6,7,0,0),DateTime.new(2003,10,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2003,10,26,6,0,0),DateTime.new(2004,4,4,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2004,4,4,7,0,0),DateTime.new(2004,10,31,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2004,10,31,6,0,0),DateTime.new(2005,4,3,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2005,4,3,7,0,0),DateTime.new(2005,10,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2005,10,30,6,0,0),DateTime.new(2006,4,2,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2006,4,2,7,0,0),DateTime.new(2006,10,29,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2006,10,29,6,0,0),DateTime.new(2007,4,1,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2007,4,1,7,0,0),DateTime.new(2007,10,28,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2007,10,28,6,0,0),DateTime.new(2008,4,6,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2008,4,6,7,0,0),DateTime.new(2008,10,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2008,10,26,6,0,0),DateTime.new(2009,4,5,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2009,4,5,7,0,0),DateTime.new(2009,10,25,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2009,10,25,6,0,0),DateTime.new(2010,4,4,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2010,4,4,7,0,0),DateTime.new(2010,10,31,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2010,10,31,6,0,0),DateTime.new(2011,4,3,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2011,4,3,7,0,0),DateTime.new(2011,10,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2011,10,30,6,0,0),DateTime.new(2012,4,1,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2012,4,1,7,0,0),DateTime.new(2012,10,28,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2012,10,28,6,0,0),DateTime.new(2013,4,7,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2013,4,7,7,0,0),DateTime.new(2013,10,27,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2013,10,27,6,0,0),DateTime.new(2014,4,6,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2014,4,6,7,0,0),DateTime.new(2014,10,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2014,10,26,6,0,0),DateTime.new(2015,4,5,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2015,4,5,7,0,0),DateTime.new(2015,10,25,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2015,10,25,6,0,0),DateTime.new(2016,4,3,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2016,4,3,7,0,0),DateTime.new(2016,10,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2016,10,30,6,0,0),DateTime.new(2017,4,2,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2017,4,2,7,0,0),DateTime.new(2017,10,29,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2017,10,29,6,0,0),DateTime.new(2018,4,1,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2018,4,1,7,0,0),DateTime.new(2018,10,28,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2018,10,28,6,0,0),DateTime.new(2019,4,7,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2019,4,7,7,0,0),DateTime.new(2019,10,27,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2019,10,27,6,0,0),DateTime.new(2020,4,5,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2020,4,5,7,0,0),DateTime.new(2020,10,25,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2020,10,25,6,0,0),DateTime.new(2021,4,4,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2021,4,4,7,0,0),DateTime.new(2021,10,31,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2021,10,31,6,0,0),DateTime.new(2022,4,3,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2022,4,3,7,0,0),DateTime.new(2022,10,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2022,10,30,6,0,0),DateTime.new(2023,4,2,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2023,4,2,7,0,0),DateTime.new(2023,10,29,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2023,10,29,6,0,0),DateTime.new(2024,4,7,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2024,4,7,7,0,0),DateTime.new(2024,10,27,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2024,10,27,6,0,0),DateTime.new(2025,4,6,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2025,4,6,7,0,0),DateTime.new(2025,10,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2025,10,26,6,0,0),DateTime.new(2026,4,5,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2026,4,5,7,0,0),DateTime.new(2026,10,25,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2026,10,25,6,0,0),DateTime.new(2027,4,4,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2027,4,4,7,0,0),DateTime.new(2027,10,31,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2027,10,31,6,0,0),DateTime.new(2028,4,2,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2028,4,2,7,0,0),DateTime.new(2028,10,29,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2028,10,29,6,0,0),DateTime.new(2029,4,1,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2029,4,1,7,0,0),DateTime.new(2029,10,28,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2029,10,28,6,0,0),DateTime.new(2030,4,7,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2030,4,7,7,0,0),DateTime.new(2030,10,27,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2030,10,27,6,0,0),DateTime.new(2031,4,6,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2031,4,6,7,0,0),DateTime.new(2031,10,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2031,10,26,6,0,0),DateTime.new(2032,4,4,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2032,4,4,7,0,0),DateTime.new(2032,10,31,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2032,10,31,6,0,0),DateTime.new(2033,4,3,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2033,4,3,7,0,0),DateTime.new(2033,10,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2033,10,30,6,0,0),DateTime.new(2034,4,2,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2034,4,2,7,0,0),DateTime.new(2034,10,29,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2034,10,29,6,0,0),DateTime.new(2035,4,1,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2035,4,1,7,0,0),DateTime.new(2035,10,28,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2035,10,28,6,0,0),DateTime.new(2036,4,6,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2036,4,6,7,0,0),DateTime.new(2036,10,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2036,10,26,6,0,0),DateTime.new(2037,4,5,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2037,4,5,7,0,0),DateTime.new(2037,10,25,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2037,10,25,6,0,0),DateTime.new(2038,4,4,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2038,4,4,7,0,0),DateTime.new(2038,10,31,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2038,10,31,6,0,0),DateTime.new(2039,4,3,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2039,4,3,7,0,0),DateTime.new(2039,10,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2039,10,30,6,0,0),DateTime.new(2040,4,1,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2040,4,1,7,0,0),DateTime.new(2040,10,28,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2040,10,28,6,0,0),DateTime.new(2041,4,7,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2041,4,7,7,0,0),DateTime.new(2041,10,27,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2041,10,27,6,0,0),DateTime.new(2042,4,6,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2042,4,6,7,0,0),DateTime.new(2042,10,26,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2042,10,26,6,0,0),DateTime.new(2043,4,5,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2043,4,5,7,0,0),DateTime.new(2043,10,25,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2043,10,25,6,0,0),DateTime.new(2044,4,3,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2044,4,3,7,0,0),DateTime.new(2044,10,30,6,0,0),-18000,3600,:'EDT'))
+add_period(TimezonePeriod.new(DateTime.new(2044,10,30,6,0,0),DateTime.new(2045,4,2,7,0,0),-18000,0,:'EST'))
+add_period(TimezonePeriod.new(DateTime.new(2045,4,2,7,0,0),DateTime.new(2045,9,3,22,29,48),-18000,3600,:'EDT'))
 end
 end
 end
 end