66c0148022
When the symbol `__all__` is defined in a module, `mp_import_all()` should import all listed symbols into the global environment, rather than relying on the underscore-is-private default. This is the standard in CPython. Each item is loaded in the same way as if it would be an explicit import statement, and will invoke the module's `__getattr__` function if needed. This provides a straightforward solution for fixing star import of modules using a dynamic loader, such as `extmod/asyncio` (see issue #7266). This improvement has been enabled at BASIC_FEATURES level, to avoid impacting devices with limited ressources, for which star import is of little use anyway. Additionally, detailled reporting of errors during `__all__` import has been implemented to match CPython, but this is only enabled when ERROR_REPORTING is set to MICROPY_ERROR_REPORTING_DETAILED. Signed-off-by: Yoctopuce dev <dev@yoctopuce.com>
59 lines
1.7 KiB
Python
59 lines
1.7 KiB
Python
# test `from package import *` conventions, including __all__ support
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#
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# This test requires MICROPY_CONFIG_ROM_LEVEL_AT_LEAST_BASIC_FEATURES
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try:
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next(iter([]), 42)
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except TypeError:
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# 2-argument version of next() not supported
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# we are probably not at MICROPY_CONFIG_ROM_LEVEL_BASIC_FEATURES
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print('SKIP')
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raise SystemExit
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# 1. test default visibility
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from pkgstar_default import *
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print('visibleFun' in globals())
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print('VisibleClass' in globals())
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print('_hiddenFun' in globals())
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print('_HiddenClass' in globals())
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print(visibleFun())
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# 2. test explicit visibility as defined by __all__ (as an array)
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from pkgstar_all_array import *
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print('publicFun' in globals())
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print('PublicClass' in globals())
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print('unlistedFun' in globals())
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print('UnlistedClass' in globals())
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print('_privateFun' in globals())
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print('_PrivateClass' in globals())
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print(publicFun())
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# test dynamic import as used in asyncio
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print('dynamicFun' in globals())
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print(dynamicFun())
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# 3. test explicit visibility as defined by __all__ (as an tuple)
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from pkgstar_all_tuple import *
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print('publicFun2' in globals())
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print('PublicClass2' in globals())
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print('unlistedFun2' in globals())
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print('UnlistedClass2' in globals())
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print(publicFun2())
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# 4. test reporting of missing entries in __all__
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try:
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from pkgstar_all_miss import *
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print("missed detection of incorrect __all__ definition")
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except AttributeError as er:
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print("AttributeError triggered for bad __all__ definition")
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# 5. test reporting of invalid __all__ definition
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try:
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from pkgstar_all_inval import *
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print("missed detection of incorrect __all__ definition")
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except TypeError as er:
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print("TypeError triggered for bad __all__ definition")
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