44 

    45 def zip(keys, values):

    46   """Returns a dict containing keys with values

    47 

    48   If there are more items in keys than in values, None will be used.

    49   If there are more items in values than in keys, they will be ignored.

    50 

    51   Args:

    52     keys: the keys for the dictionary

    53     values: the values for the dictionary

    54   """

    55 

    56   result = {}

    57 

    58   size = len(keys)

    59 

    60   for i in range(size):

    61     if i < len(values):

    62       value = values[i]

    63     else:

    64       value = None

    65     key = keys[i]

    66     result[key] = value

    67 

    68   return result