stroka = "Mary has a little lamb"
maxlength = 0
splitted_str = stroka.split(" ")
for w in splitted_str:
      if len(w)>maxlength:
          maxlength = len(w)
      else:
         pass

for w in splitted_str:
    if len(w) == maxlength:
        print w
    else:
       pass

str = "Mary has a little lamb"
words = {}
for w in str.split(" "):
    words[len(w)] = w     

print words.get(max(words))

import re
cortej = {}
with open('file1.txt','a+') as f1:
    for word in f1:
        txt1 = str(re.findall(r'(\d.*) ',word))[2:-2]
        txt2 = str(re.findall(r' (.*)',word))[2:-2]
        cortej[txt1]=txt2
print cortej

'''
Example:

file1:

    127.0.0.1 34
    128.0.0.2 43
    134.546.123.1 21

result:

    {'134.546.123.1': '21', '128.0.0.2': '43', '127.0.0.1': '34'}
'''

some_dictionary = {}
with open("source.txt") as inpt:
    for line in inpt:
        line = line.translate(None, "\r\n").split(" ")
        some_dictionary[line[0]] = line[1]
print some_dictionary

cortej = {}