Implement P3.9 style dict union (PEP584) #1911
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palaviv
approved these changes
May 9, 2020
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This PR implements the dict union as defined in PEP 854 in RustPython and tests it. Compability tests with Cpython are skipped when tested with Python 3.8 or below (due to abvious reason - Githib doesnt support python 3.9 so far, changing ci configuration failed).
Now it is possible to write things like: