Character Counter

This Python application allows you to count the number of unique characters in a provided string or a text file.

Usage

Running the Application

Navigate to the src directory and run the command_line.py script with the desired options:

python -m command_line.py --string "your_string_here"

or

python -m command_line.py --file /path/to/your/text_file.txt

Function Details

count_unique_chars(string=None, file_path=None)

Count the number of unique characters in the input string.

Parameters:

• string (str): The string in which to count unique characters.
• file_path (str): The path to the input text file.

Returns:

• int: The count of unique characters in the input string.

Raises:

• TypeError: If the input is not a string.

Author

Volodymyr Perehuda