How do I replace four spaces by one tab in a big python codebase? -

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i have downloaded python code , edit it. problem used use tabs make indents file use 4 spaces instead , if combination of spaces , tabs used, visually looks fine, code generate errors.

my question if there simple way replace spaces tabs?

get editor understands simulated tabs. simulate tabs using 4 spaces. editors can nowadays. feel tabs spaces..


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