Computer Science · Python Programming
For Python context managers in file handling during batch data exports (e.g., with open()), what does the exit method conceptually guarantee?
- 1It opens files in append mode by default
- 2It iterates over file contents automatically
- 3It binds resources to global scopes
- 4It executes cleanup (e.g., closing files) even if exceptions occur✓
Correct answer
It executes cleanup (e.g., closing files) even if exceptions occur
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