Zip two sequences

zip_sequences.py

""" Module for zipped two sequences. First - keys, last - values. If 
first sequence is longer, values filled "None", else ignore this pair.
"""

import itertools

def zip_sequence(s1, s2):
    try:
        result = dict([i for i in itertools.zip_longest(s1, s2, fillvalue=None) if i[0]])
    except TypeError:
        print("One or both of the elements are non-iterable.")
        return False
    return result
        
k = 'abcd'
v = '12'

print(zip_sequence(k, v))

# >>> {'b': '2', 'a': '1', 'd': None, 'c': None}
 
k, v = v, k
 
print(zip_sequence(k, v))
 
# >>> {'2': 'b', '1': 'a'}