added sets in Python

Author: ChucklesDroid

sets/sets.py

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+#  Sets :- is a collection of items that are unordered(hence unindexed), unchangeable
+#  and do not contain duplicate values.
+
+#  A set is faster than list
+
+utensils = {"fork", "knife", "spoon"}       #Creation of sets
+dishes = {"bowl", "plate", "cup", "knife"}
+
+print(dishes)
+print(utensils)         #On running the program multiple times it gives out different
+                        #output each single time i.e the order in which elements are 
+                        #displayed is different each single time
+#  To add argument to the given set
+#  utensils.add("spatula") 
+#  print(utensils)
+
+#  To remove element from the given set
+#  utensils.remove("fork")
+#  print(utensils)
+
+#  To join two sets together and to save it one of the 2 sets use "update" command
+#  utensils.update(dishes)
+#  print(utensils)
+
+#  #  To store sum of two sets in third set use 'union' command
+#  dinner_table = utensils.union(dishes)
+#  #  alternative could be : dinner_table = dishes.union(utensils)
+#  print(dinner_table)
+
+#  To find difference b/w two sets use 'difference' 
+print(dishes.difference(utensils)) #Compares elements in dishes against utensils
+
+#  To find common elements b/w two sets use intersection
+print(dishes.intersection(utensils))