/Python/Count repeated characters in a string python

Count repeated characters in a string python

# Python 3+
import collections
collections.Counter(input_string)

# Python 2 or custom results.
{key: string.count(key) for key in set(string)}

# Other ways are too slow. In the source, You can see the proves.

Source: colab.research.google.com

Check for double character in a string python

count = {}
for s in check_string:
  if s in count:
    count[s] += 1
  else:
    count[s] = 1

for key in count:
  if count[key] > 1:
    print key, count[key]

Source: stackoverflow.com

Similar codes

0 vote79 views1 answer
Django pre_save get old instance
Python
1 vote60 views1 answer
How to get total number of rows in listbox tkinter
Python
0 vote65 views1 answer
Space complexity python
Python
3 votes92 views6 answers
Django login
Python Django
0 vote64 views1 answer
Add prefix to names in directory python
Python
8 votes73 views6 answers
Fizzbuzz python solution
Python
1 vote67 views2 answers
Convert timestamp to period pandas
Python
2 votes66 views1 answer
Python multiply list bt number
Python
0 vote62 views1 answer
Python raise and exit
Python
0 vote99 views1 answer
Django admin.py all fields
Python Django