Update object tag to dictionary

snippets/group_by.md

@@ -1,11 +1,11 @@
 ---
 title: group_by
-tags: list,object,intermediate
+tags: list,dictionary,intermediate
 ---
 
 Groups the elements of a list based on the given function.
 
-Use `map()` and `fn` to map the values of the list to the keys of an object.
+Use `map()` and `fn` to map the values of the list to the keys of a dictionary.
 Use list comprehension to map each element to the appropriate `key`.
 
 ```py

snippets/keys_only.md

@@ -1,6 +1,6 @@
 ---
 title: keys_only
-tags: object,list,beginner
+tags: dictionary,list,beginner
 ---
 
 Returns a flat list of all the keys in a flat dictionary.

snippets/map_values.md

@@ -1,11 +1,11 @@
 ---
 title: map_values
-tags: object,function,intermediate
+tags: dictionary,function,intermediate
 ---
 
-Creates an object with the same keys as the provided object and values generated by running the provided function for each value.
+Creates a dictionary with the same keys as the provided dictionary and values generated by running the provided function for each value.
 
-Use `dict.keys()` to iterate over the object's keys, assigning the values produced by `fn` to each key of a new object.
+Use `dict.keys()` to iterate over the dictionary's keys, assigning the values produced by `fn` to each key of a new dictionary.
 
 ```py
 def map_values(obj, fn):

snippets/values_only.md

@@ -1,6 +1,6 @@
 ---
 title: values_only
-tags: object,list,beginner
+tags: dictionary,list,beginner
 ---
 
 Returns a flat list of all the values in a flat dictionary.