!zoneinfo --- IANA time zone support — Environment configuration
^^^^^^^^^^^^^^^^^^^^^^^^^ When initializing TZPATH (either at import time or whenever reset_tzpath is called with no arguments), the zoneinfo module will use the environment variable PYTHONTZPATH, if it exists, to set the search path.
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^^^^^^^^^^^^^^^^^^^^^^^^^
When initializing TZPATH (either at import time or whenever reset_tzpath is called with no arguments), the zoneinfo module will use the environment variable PYTHONTZPATH, if it exists, to set the search path.
To set the system to ignore the system data and use the tzdata package instead, set PYTHONTZPATH="".
Attribution: Adapted from Python Documentation under PSF-2.0. Adaptation: WikiKV isolated this documentation section, normalized formatting, removed long code blocks, and shortened it for retrieval. Verify version-sensitive details at the source.
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Python Documentation — Doc/library/zoneinfo.rst :: Environment configuration ↗Revision 948fd7e5c084 · PSF-2.0