A simple command-line tool to check spelling in text files against a word list (dictionary). It identifies potential spelling errors and reports them with line numbers.

• ✅ Check text files against custom or default word list
• ✅ Report misspelled words with their line numbers
• ✅ Simple and intuitive CLI interface
• ✅ Supports custom dictionary files
• ✅ Default English word list included

No additional dependencies required! Uses only Python standard library.

# Clone the repository
git clone https://github.com/sumanth-0/100LinesOfPythonCode.git
cd 100LinesOfPythonCode/1015_mini_spell_checker

python main.py document.txt

python main.py document.txt custom_dictionary.txt

# Create a test file
echo "This is a test documnt with som misspeled words." > test.txt

# Run the spell checker
python main.py test.txt

Using default English word list
Checking spelling in: test.txt

✗ Found 3 potential spelling error(s):

Line 1:
  - documnt
  - som
  - misspeled

Total words checked: 8
Misspelled words: 3

1. Loads a word list (custom or default) into memory
2. Reads the text file and extracts all words
3. Compares each word against the dictionary (case-insensitive)
4. Reports any words not found in the dictionary with their line numbers

• Text files: Plain text files (.txt) with any content
• Dictionary files: One word per line, case-insensitive

Contributions are welcome! Please follow the repository's CONTRIBUTING.md guidelines.

This project is part of the 100 Lines of Python Code repository.

Created for Issue #1015 - Mini Spell Checker