1. filterInfo need to be **snake_case** 2. line 21, use `dara[1:]`, and handle empty line in a different way. 3. move the input file from __init__ to `load_file(self, input_file)` 4. return result in filterInfo() instead of print it out. and pass it in main function. 5. line 27-39, change magic number to argument 6. line 29-30, word[1] and str(word[1]) need to be same. 7. remove all print() 8. line 27-28, add legal line length check like ` if len(words) != LEGAL_LINE_LENGTH: countinue`
dara[1:], and handle empty line in a different way.load_file(self, input_file)if len(words) != LEGAL_LINE_LENGTH: countinue