/Python/Python codes for counting the occurrence of a letters in dictionary excluding digits

Python codes for counting the occurrence of a letters in dictionary excluding digits

def count_letters(text):
      result = {}
      # Go through each letter in the text
      for letter in text:
        # Check if the letter needs to be counted or not
        if letter not in result:
          result[letter.lower()] = 1
        # Add or increment the value in the dictionary
        else:
          result[letter.lower()] += 1
      return result

    print(count_letters("AaBbCc"))
    # Should be {'a': 2, 'b': 2, 'c': 2}

    print(count_letters("Math is fun! 2+2=4"))
    # Should be {'m': 1, 'a': 1, 't': 1, 'h': 1, 'i': 1, 's': 1, 'f': 1, 'u': 1, 'n': 1}

    print(count_letters("This is a sentence."))
    # Should be {'t': 2, 'h': 1, 'i': 2, 's': 3, 'a': 1, 'e': 3, 'n': 2, 'c': 1}

Source: stackoverflow.com

Similar codes

14 votes83 views3 answers
Flask link stylesheet
Python
0 vote121 views1 answer
ModuleNotFoundError: No module named 'readline'
Python
1 vote79 views1 answer
Python sorted dictionary multiple keys
Python
0 vote100 views1 answer
How to run django tests
Python Django
0 vote90 views1 answer
Try python import
Python
0 vote85 views6 answers
Selenium interview questions 2019
Python
0 vote93 views1 answer
Qmenubar pyqt
Python
2 votes109 views1 answer
Run flask application in development mode stack overflow
Python Flask
1 vote92 views1 answer
Auto-created primary key used when not defining a primary key type, by default 'django.db.models.AutoField'.
Python
0 vote88 views1 answer
Unpacking using List in Python
Python