lib/datasets/communities.rb in red-datasets-0.1.4 vs lib/datasets/communities.rb in red-datasets-0.1.5

@@ -138,10 +138,11 @@
     def initialize
       super()
       @metadata.id = "communities"
       @metadata.name = "Communities"
       @metadata.url = "https://archive.ics.uci.edu/ml/datasets/communities+and+crime"
+      @metadata.licenses = ["CC-BY-4.0"]
       @metadata.description = lambda do
         read_names
       end
     end
 
@@ -175,24 +176,20 @@
       "https://archive.ics.uci.edu/ml/machine-learning-databases/communities"
     end
 
     def open_data
       data_path = cache_dir_path + "communities.data"
-      unless data_path.exist?
-        data_url = "#{base_url}/communities.data"
-        download(data_path, data_url)
-      end
+      data_url = "#{base_url}/communities.data"
+      download(data_path, data_url)
       CSV.open(data_path) do |csv|
         yield(csv)
       end
     end
 
     def read_names
       names_path = cache_dir_path + "communities.names"
-      unless names_path.exist?
-        names_url = "#{base_url}/communities.names"
-        download(names_path, names_url)
-      end
+      names_url = "#{base_url}/communities.names"
+      download(names_path, names_url)
       names_path.read
     end
   end
 end