Introduction
Summary
Instruction
Amazing! The next question is about file operations.
Exercise
Write a function named count_word(file_name, word) that opens a file with its name given as the first argument and reads that file line by line. Each line contains a single word. The function returns the number of lines that contain the word given as the second argument.
Stuck? Here's a hint!
If you use a for loop like this:
for line in file_name:
Remember that each line with a word will have '\n' (the newline character) at the end.
