python - find the occurrence of the word in a file

from collections import Counter;
cnt = Counter ();

for line in open ('TEST.txt', 'r'):
  for word in line.split ():
    cnt [word] += 1

print cnt

Use the update method of Counter. Example:

from collections import Counter

data = '''\
ashwin programmer india
amith programmer india'''

c = Counter()
for line in data.splitlines():
    c.update(line.split())
print(c)

Output:

Counter({'india': 2, 'programmer': 2, 'amith': 1, 'ashwin': 1})