Wander Lairson Costa <[email protected]> writes: > Replace manual file open and close operations with context managers > throughout the rvgen codebase. The previous implementation used > explicit open() and close() calls, which could lead to resource leaks > if exceptions occurred between opening and closing the file handles. > > This change affects three file operations: reading DOT specification > files in the automata parser, reading template files in the generator > base class, and writing generated monitor files. All now use the with > statement to ensure proper resource cleanup even in error conditions. > > Context managers provide automatic cleanup through the with statement, > which guarantees that file handles are closed when the with block > exits regardless of whether an exception occurred. This follows PEP > 343 recommendations and is the standard Python idiom for resource > management. The change also reduces code verbosity while improving > safety and maintainability. > > Signed-off-by: Wander Lairson Costa <[email protected]>
Reviewed-by: Nam Cao <[email protected]>
