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Showing posts from July 24, 2021

How the Python import system works

How the Python import system works From:  https://tenthousandmeters.com/blog/python-behind-the-scenes-11-how-the-python-import-system-works/ If you ask me to name the most misunderstood aspect of Python, I will answer without a second thought: the Python import system. Just remember how many times you used relative imports and got something like  ImportError: attempted relative import with no known parent package ; or tried to figure out how to structure a project so that all the imports work correctly; or hacked  sys.path  when you couldn't find a better solution. Every Python programmer experienced something like this, and popular StackOverflow questions, such us  Importing files from different folder  (1822 votes),  Relative imports in Python 3  (1064 votes) and  Relative imports for the billionth time  (993 votes), are a good indicator of that. The Python import system doesn't just seem complicated – it is complicated. So even though the  documentation  is really good, it d