13.5.1 - Opening and Reading
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Practice Questions
Test your understanding with targeted questions
What function is used to open a file in Python?
💡 Hint: Think of the basic operation needed to access files.
Which mode would you use to read from a file?
💡 Hint: Consider what you would do if you want to see content.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the open() function do?
💡 Hint: Think about the versatility of file operations.
True or False: It is unnecessary to close files that have been opened.
💡 Hint: Consider what happens when resources are not managed.
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Challenge Problems
Push your limits with advanced challenges
Write a Python program that opens a file, reads its content line by line, and prints each line with its line number.
💡 Hint: Don't forget to use enumeration to track line numbers!
Create a function that checks if a file exists before attempting to open it and reads its contents.
💡 Hint: Utilize the os module for file existence checking.
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