Try-except, custom exceptions, context managers, and logging
02Stage 2 of the roadmap: Real-World CodeMaster Python error handling with try-except. Learn to catch exceptions, use else and finally blocks, handle multiple exceptions, and write robust code that doesn't crash.
Learn to create custom Python exception classes. Build meaningful error hierarchies, add context to errors, and write professional error handling patterns.
Learn how Python context managers work with the with statement. Build your own context managers using classes and contextlib, and master automatic resource cleanup.
Learn Python's logging module to replace print() debugging. Understand log levels, formatters, and best practices for writing professional debug messages.