def is_anagram(a, b):
a = a.lower()
b = b.lower()
hist_a = char_histogram(a)
hist_b = char_histogram(b)
for key in hist_a:
if hist_a[key] != hist_b[key]:
return False
return True
def is_anagram(a, b):
a = a.lower()
b = b.lower()
if len(a) != len(b):
return False
dict_a = char_histogram(a)
dict_b = char_histogram(b)
for i in dict_a:
if dict_a[i] != dict_b[i]:
return False
else:
continue
return True
