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Python's SymPy Library Makes Math Easy. Here Are 6 Practical Uses

If the mention of algebra conjures bad memories of math classes, a Python library called SymPy could change your mind about ...
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8 Practical Uses for the Python os Module

os.path.join (folder, filename) ensures the path is correct for the system. On Windows, it uses backslashes (reports\summary.txt); on Linux and macOS it uses forward slashes (reports/summary.txt).