use context manager to open files

garabik / grc

generic colouriser

http://kassiopeia.juls.savba.sk/~garabik/software/grc.html

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use context manager to open files #208

Open bretello opened 2 years ago

bretello commented 2 years ago

By not using the context manager, the files were never closed, resulting in the following warnings:


sys:1: ResourceWarning: unclosed file <_io.TextIOWrapper name='/usr/share/grc/conf.env' mode='r' encoding='UTF-8'>                                                                                             
sys:1: ResourceWarning: unclosed file <_io.TextIOWrapper name='/etc/grc.conf' mode='r' encoding='UTF-8'>