13 lines
356 B
Python
13 lines
356 B
Python
|
...
|
||
|
|
from collections import defaultdict
|
||
|
|
def countletters(file_handle):
|
||
|
|
"""Count occurences of letters and return a dictionary of them
|
||
|
|
"""
|
||
|
|
results = defaultdict(int)
|
||
|
|
for line in file_handle:
|
||
|
|
for char in line:
|
||
|
|
if char.lower() in letters:
|
||
|
|
c = char.lower()
|
||
|
|
results[c] += 1
|
||
|
|
return results
|