KaneAI - World’s First E2E Software Testing Agent.Book a Demo Join TestMu Conference

How to use test_pickling method in pandera

Best Python code snippet using pandera_python

test_ctypes.py

Source:test_ctypes.py

1import unittest2from test.test_support import run_unittest, import_module, due_to_ironpython_bug3#Skip tests if _ctypes module does not exist4import_module('_ctypes')5if due_to_ironpython_bug("http://ironpython.codeplex.com/WorkItem/View.aspx?WorkItemId=22393"):6    import System, nt7    try:8        System.IO.File.Copy(nt.getcwd() + r"\..\Python27.dll", nt.getcwd() + r"\Python27.dll", True)9    except:10        pass11IRONPYTHON_DISABLED_LIST = [12                    #ERROR13                    "ctypes.test.test_as_parameter.AsParamPropertyWrapperTestCase.test_callbacks",14                    "ctypes.test.test_byteswap.Test.test_endian_double",15                    "ctypes.test.test_byteswap.Test.test_endian_float",16                    "ctypes.test.test_byteswap.Test.test_endian_int",17                    "ctypes.test.test_byteswap.Test.test_endian_longlong",18                    "ctypes.test.test_byteswap.Test.test_endian_short",19                    "ctypes.test.test_byteswap.Test.test_struct_fields_1",20                    "ctypes.test.test_byteswap.Test.test_struct_fields_2",21                    "ctypes.test.test_byteswap.Test.test_unaligned_nonnative_struct_fields",22                    "ctypes.test.test_errno.Test.test_GetLastError",23                    "ctypes.test.test_errno.Test.test_open",24                    "ctypes.test.test_numbers.NumberTestCase.test_init",25                    "ctypes.test.test_parameters.SimpleTypesTestCase.test_noctypes_argtype",26                    "ctypes.test.test_pep3118.Test.test_endian_types",27                    "ctypes.test.test_pickling.PickleTest.test_simple",28                    "ctypes.test.test_pickling.PickleTest.test_struct",29                    "ctypes.test.test_pickling.PickleTest.test_unpickable",30                    "ctypes.test.test_pickling.PickleTest.test_wchar",31                    "ctypes.test.test_pickling.PickleTest_1.test_simple",32                    "ctypes.test.test_pickling.PickleTest_1.test_struct",33                    "ctypes.test.test_pickling.PickleTest_1.test_unpickable",34                    "ctypes.test.test_pickling.PickleTest_1.test_wchar",35                    "ctypes.test.test_pickling.PickleTest_2.test_simple",36                    "ctypes.test.test_pickling.PickleTest_2.test_wchar",37                    "ctypes.test.test_pointers.PointersTestCase.test_c_void_p",38                    "ctypes.test.test_prototypes.CharPointersTestCase.test_POINTER_c_char_arg",39                    "ctypes.test.test_prototypes.CharPointersTestCase.test_c_char_p_arg",40                    "ctypes.test.test_prototypes.CharPointersTestCase.test_instance",41                    "ctypes.test.test_prototypes.CharPointersTestCase.test_int_pointer_arg",42                    "ctypes.test.test_prototypes.CharPointersTestCase.test_paramflags",43                    "ctypes.test.test_prototypes.WCharPointersTestCase.test_POINTER_c_wchar_arg",44                    "ctypes.test.test_slicing.SlicesTestCase.test_char_ptr",45                    "ctypes.test.test_slicing.SlicesTestCase.test_char_ptr_with_free",46                    "ctypes.test.test_slicing.SlicesTestCase.test_wchar_ptr",47                    #FAIL48                    "ctypes.test.test_parameters.SimpleTypesTestCase.test_byref_pointer",49                    "ctypes.test.test_parameters.SimpleTypesTestCase.test_byref_pointerpointer",50                    "ctypes.test.test_parameters.SimpleTypesTestCase.test_cstrings",51                    "ctypes.test.test_parameters.SimpleTypesTestCase.test_cw_strings",52                    "ctypes.test.test_pickling.PickleTest_2.test_struct",53                    "ctypes.test.test_pickling.PickleTest_2.test_unpickable",54                    "ctypes.test.test_pointers.PointersTestCase.test_pointer_crash",55                    "ctypes.test.test_prototypes.CharPointersTestCase.test_c_void_p_arg",56                    "ctypes.test.test_prototypes.WCharPointersTestCase.test_c_wchar_p_arg",57                    "ctypes.test.test_unicode.StringTestCase.test_ascii_ignore",58                    "ctypes.test.test_unicode.StringTestCase.test_ascii_replace",59                    "ctypes.test.test_unicode.StringTestCase.test_ascii_strict",60                    "ctypes.test.test_unicode.StringTestCase.test_buffers",61                    "ctypes.test.test_unicode.UnicodeTestCase.test_ascii_ignore",62                    "ctypes.test.test_unicode.UnicodeTestCase.test_ascii_strict",63                    "ctypes.test.test_unicode.UnicodeTestCase.test_buffers",64                    ]65def test_main():66    import ctypes.test67    skipped, testcases = ctypes.test.get_tests(ctypes.test, "test_*.py", verbosity=0)68    suites = [unittest.makeSuite(t) for t in testcases]69    70    if due_to_ironpython_bug("http://ironpython.codeplex.com/WorkItem/View.aspx?WorkItemId=374"):71        for suite in suites:72            length = len(suite._tests)73            i = 074            while i < length:75                if suite._tests[i].id() in IRONPYTHON_DISABLED_LIST:76                    suite._tests.pop(i)77                    i -= 178                    length -= 179                i += 180    81    try:82        run_unittest(unittest.TestSuite(suites))83    finally:84        if due_to_ironpython_bug("http://ironpython.codeplex.com/WorkItem/View.aspx?WorkItemId=22393"):85            try:86                System.IO.File.Delete(nt.getcwd() + r"\Python26.dll")87            except:88                pass89            print "%d of these test cases were disabled under IronPython." % len(IRONPYTHON_DISABLED_LIST)90if __name__ == "__main__":...

pickle.py

Source:pickle.py

1"""This is a copy-pasted chunk of cloudpickle. It modifies _is_importable to2redirect pickling of local-dir code from the standard pickling machinery (which3only records the name and file) into the cloudpickle machinery (which takes a full4copy of the code).5"""6from cloudpickle.cloudpickle_fast import (7    CloudPickler, subimport, dynamic_subimport,8    _BUILTIN_TYPE_NAMES, _builtin_type, _dynamic_class_reduce,9    types)10from cloudpickle.cloudpickle import _lookup_module_and_qualname11from collections import ChainMap12import sys13import os14from io import BytesIO15def is_library(obj, name):16    mod_qualname = _lookup_module_and_qualname(obj, name=name)17    if mod_qualname is None:18        return False19    else:20        mod, qualname = mod_qualname21        if hasattr(mod, '__file__'):22            return not mod.__file__.startswith(os.getcwd())23        return True24def _is_importable(obj, name=None):25    """This is the only function we've modified; everything else here is 26    just needed to nestle it into the CloudPickler's machinery"""27    if isinstance(obj, types.FunctionType):28        return is_library(obj, name)29    elif issubclass(type(obj), type):30        return is_library(obj, name)31    elif isinstance(obj, types.ModuleType):32        if hasattr(obj, '__file__'):33            if obj.__file__.startswith(os.getcwd()):34                return False35        return obj.__name__ in sys.modules36    else:37        raise TypeError(38            "cannot check importability of {} instances".format(39                type(obj).__name__)40        )41def _module_reduce(obj):42    if _is_importable(obj):43        return subimport, (obj.__name__,)44    else:45        obj.__dict__.pop('__builtins__', None)46        return dynamic_subimport, (obj.__name__, vars(obj))47def _class_reduce(obj):48    """Select the reducer depending on the dynamic nature of the class obj"""49    if obj is type(None):  # noqa50        return type, (None,)51    elif obj is type(Ellipsis):52        return type, (Ellipsis,)53    elif obj is type(NotImplemented):54        return type, (NotImplemented,)55    elif obj in _BUILTIN_TYPE_NAMES:56        return _builtin_type, (_BUILTIN_TYPE_NAMES[obj],)57    elif not _is_importable(obj):58        return _dynamic_class_reduce(obj)59    return NotImplemented60class LocalPickler(CloudPickler):61    _dispatch_table = ChainMap({types.ModuleType: _module_reduce}, CloudPickler._dispatch_table)62    def _function_reduce(self, obj):63        if _is_importable(obj):64            return NotImplemented65        else:66            return self._dynamic_function_reduce(obj)67    def reducer_override(self, obj):68        t = type(obj)69        try:70            is_anyclass = issubclass(t, type)71        except TypeError:  # t is not a class (old Boost; see SF #502085)72            is_anyclass = False73        if is_anyclass:74            return _class_reduce(obj)75        elif isinstance(obj, types.FunctionType):76            return self._function_reduce(obj)77        else:78            # fallback to save_global, including the Pickler's79            # distpatch_table80            return NotImplemented81def dump(obj, file, protocol=None, buffer_callback=None):82    LocalPickler(file, protocol=protocol, buffer_callback=buffer_callback).dump(obj)83def dumps(obj, protocol=None, buffer_callback=None):84    with BytesIO() as file:85        cp = LocalPickler(file, protocol=protocol, buffer_callback=buffer_callback)86        cp.dump(obj)87        return file.getvalue()88### TESTS89OLD = """90from torch import nn91class TestNetwork(nn.Module):92    def __init__(self):93        super().__init__()94        self.w = nn.Linear(1, 1)95    96    def forward(self, x):97        return self.w(x)*0 + 198"""99NEW = """100from torch import nn101class TestNetwork(nn.Module):102    def __init__(self):103        super().__init__()104        self.w = nn.Linear(2, 2)105    106    def forward(self, x):107        return self.w(x)*0 + 2108"""109def reload_recreate(path, contents):110    import importlib111    from pathlib import Path112    #TODO: Is there a better way to temporarily ignore the bytecode cache?113    Path('__pycache__/test_pickling.cpython-38.pyc').unlink(True)114    path.write_text(contents)115    import test_pickling116    importlib.reload(test_pickling)117    from test_pickling import TestNetwork118    return TestNetwork()119def test():120    import os121    import pickle122    import torch123    from pathlib import Path124    try:125        path = Path('test_pickling.py')126        old = reload_recreate(path, OLD)127        with open('test_pickling.pkl', 'wb+') as f:128            LocalPickler(f).dump(old)129        new = reload_recreate(path, NEW)130        with open('test_pickling.pkl', 'rb+') as f:131            old = pickle.load(f)132            133        assert old.w.weight.shape[0] == 1134        assert new.w.weight.shape[0] == 2135        assert old(torch.zeros(1))[0] == 1136        assert new(torch.zeros(2))[0] == 2137    finally:138        Path('test_pickling.pkl').unlink(True)...

test__exceptions.py

Source:test__exceptions.py

...6import numpy as np7_ArrayMemoryError = np.core._exceptions._ArrayMemoryError8_UFuncNoLoopError = np.core._exceptions._UFuncNoLoopError9class TestArrayMemoryError:10    def test_pickling(self):11        """ Test that _ArrayMemoryError can be pickled """12        error = _ArrayMemoryError((1023,), np.dtype(np.uint8))13        res = pickle.loads(pickle.dumps(error))14        assert res._total_size == error._total_size15    def test_str(self):16        e = _ArrayMemoryError((1023,), np.dtype(np.uint8))17        str(e)  # not crashing is enough18    # testing these properties is easier than testing the full string repr19    def test__size_to_string(self):20        """ Test e._size_to_string """21        f = _ArrayMemoryError._size_to_string22        Ki = 102423        assert f(0) == '0 bytes'24        assert f(1) == '1 bytes'25        assert f(1023) == '1023 bytes'26        assert f(Ki) == '1.00 KiB'27        assert f(Ki+1) == '1.00 KiB'28        assert f(10*Ki) == '10.0 KiB'29        assert f(int(999.4*Ki)) == '999. KiB'30        assert f(int(1023.4*Ki)) == '1023. KiB'31        assert f(int(1023.5*Ki)) == '1.00 MiB'32        assert f(Ki*Ki) == '1.00 MiB'33        # 1023.9999 Mib should round to 1 GiB34        assert f(int(Ki*Ki*Ki*0.9999)) == '1.00 GiB'35        assert f(Ki*Ki*Ki*Ki*Ki*Ki) == '1.00 EiB'36        # larger than sys.maxsize, adding larger prefixes isn't going to help37        # anyway.38        assert f(Ki*Ki*Ki*Ki*Ki*Ki*123456) == '123456. EiB'39    def test__total_size(self):40        """ Test e._total_size """41        e = _ArrayMemoryError((1,), np.dtype(np.uint8))42        assert e._total_size == 143        e = _ArrayMemoryError((2, 4), np.dtype((np.uint64, 16)))44        assert e._total_size == 102445class TestUFuncNoLoopError:46    def test_pickling(self):47        """ Test that _UFuncNoLoopError can be pickled """48        assert isinstance(pickle.dumps(_UFuncNoLoopError), bytes)49@pytest.mark.parametrize("args", [50    (2, 1, None),51    (2, 1, "test_prefix"),52    ("test message",),53])54class TestAxisError:55    def test_attr(self, args):56        """Validate attribute types."""57        exc = np.AxisError(*args)58        if len(args) == 1:59            assert exc.axis is None60            assert exc.ndim is None61        else:62            axis, ndim, *_ = args63            assert exc.axis == axis64            assert exc.ndim == ndim65    def test_pickling(self, args):66        """Test that `AxisError` can be pickled."""67        exc = np.AxisError(*args)68        exc2 = pickle.loads(pickle.dumps(exc))69        assert type(exc) is type(exc2)70        for name in ("axis", "ndim", "args"):71            attr1 = getattr(exc, name)72            attr2 = getattr(exc2, name)...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.