Python reflection.py方法代码示例

# 需要导入模块: from google.protobuf import reflection [as 别名]
# 或者: from google.protobuf.reflection import py [as 别名]
def testPackageInitializationImport(self):
    """Test that we can import nested messages from their __init__.py.

    Such setup is not trivial since at the time of processing of __init__.py one
    can't refer to its submodules by name in code, so expressions like
    google.protobuf.internal.import_test_package.inner_pb2
    don't work. They do work in imports, so we have assign an alias at import
    and then use that alias in generated code.
    """
    # We import here since it's the import that used to fail, and we want
    # the failure to have the right context.
    # pylint: disable=g-import-not-at-top
    from google.protobuf.internal import import_test_package
    # pylint: enable=g-import-not-at-top
    msg = import_test_package.myproto.Outer()
    # Just check the default value.
    self.assertEqual(57, msg.inner.value)

#  Since we had so many tests for protocol buffer equality, we broke these out
#  into separate TestCase classes. 

# 需要导入模块: from google.protobuf import reflection [as 别名]
# 或者: from google.protobuf.reflection import py [as 别名]
def testPackageInitializationImport(self):
    """Test that we can import nested messages from their __init__.py.

    Such setup is not trivial since at the time of processing of __init__.py one
    can't refer to its submodules by name in code, so expressions like
    google.protobuf.internal.import_test_package.inner_pb2
    don't work. They do work in imports, so we have assign an alias at import
    and then use that alias in generated code.
    """
    # We import here since it's the import that used to fail, and we want
    # the failure to have the right context.
    # pylint: disable=g-import-not-at-top
    from google.protobuf.internal import import_test_package
    # pylint: enable=g-import-not-at-top
    msg = import_test_package.myproto.Outer()
    # Just check the default value.
    self.assertEqual(57, msg.inner.value)


#  Since we had so many tests for protocol buffer equality, we broke these out
#  into separate TestCase classes. 

# 需要导入模块: from google.protobuf import reflection [as 别名]
# 或者: from google.protobuf.reflection import py [as 别名]
def GetPrototype(self, descriptor):
    """Builds a proto2 message class based on the passed in descriptor.

    Passing a descriptor with a fully qualified name matching a previous
    invocation will cause the same class to be returned.

    Args:
      descriptor: The descriptor to build from.

    Returns:
      A class describing the passed in descriptor.
    """
    if descriptor not in self._classes:
      descriptor_name = descriptor.name
      if str is bytes:  # PY2
        descriptor_name = descriptor.name.encode('ascii', 'ignore')
      result_class = reflection.GeneratedProtocolMessageType(
          descriptor_name,
          (message.Message,),
          {'DESCRIPTOR': descriptor, '__module__': None})
          # If module not set, it wrongly points to the reflection.py module.
      self._classes[descriptor] = result_class
      for field in descriptor.fields:
        if field.message_type:
          self.GetPrototype(field.message_type)
      for extension in result_class.DESCRIPTOR.extensions:
        if extension.containing_type not in self._classes:
          self.GetPrototype(extension.containing_type)
        extended_class = self._classes[extension.containing_type]
        extended_class.RegisterExtension(extension)
    return self._classes[descriptor] 

# 需要导入模块: from google.protobuf import reflection [as 别名]
# 或者: from google.protobuf.reflection import py [as 别名]
def GetPrototype(self, descriptor):
    """Builds a proto2 message class based on the passed in descriptor.

    Passing a descriptor with a fully qualified name matching a previous
    invocation will cause the same class to be returned.

    Args:
      descriptor: The descriptor to build from.

    Returns:
      A class describing the passed in descriptor.
    """
    if descriptor.full_name not in self._classes:
      descriptor_name = descriptor.name
      if str is bytes:  # PY2
        descriptor_name = descriptor.name.encode('ascii', 'ignore')
      result_class = reflection.GeneratedProtocolMessageType(
          descriptor_name,
          (message.Message,),
          {'DESCRIPTOR': descriptor, '__module__': None})
          # If module not set, it wrongly points to the reflection.py module.
      self._classes[descriptor.full_name] = result_class
      for field in descriptor.fields:
        if field.message_type:
          self.GetPrototype(field.message_type)
      for extension in result_class.DESCRIPTOR.extensions:
        if extension.containing_type.full_name not in self._classes:
          self.GetPrototype(extension.containing_type)
        extended_class = self._classes[extension.containing_type.full_name]
        extended_class.RegisterExtension(extension)
    return self._classes[descriptor.full_name] 

# 需要导入模块: from google.protobuf import reflection [as 别名]
# 或者: from google.protobuf.reflection import py [as 别名]
def GetPrototype(self, descriptor):
    """Builds a proto2 message class based on the passed in descriptor.

    Passing a descriptor with a fully qualified name matching a previous
    invocation will cause the same class to be returned.

    Args:
      descriptor: The descriptor to build from.

    Returns:
      A class describing the passed in descriptor.
    """
    if descriptor.full_name not in self._classes:
      descriptor_name = descriptor.name
      if sys.version_info[0] < 3:  ##PY25
##!PY25      if str is bytes:  # PY2
        descriptor_name = descriptor.name.encode('ascii', 'ignore')
      result_class = reflection.GeneratedProtocolMessageType(
          descriptor_name,
          (message.Message,),
          {'DESCRIPTOR': descriptor, '__module__': None})
          # If module not set, it wrongly points to the reflection.py module.
      self._classes[descriptor.full_name] = result_class
      for field in descriptor.fields:
        if field.message_type:
          self.GetPrototype(field.message_type)
      for extension in result_class.DESCRIPTOR.extensions:
        if extension.containing_type.full_name not in self._classes:
          self.GetPrototype(extension.containing_type)
        extended_class = self._classes[extension.containing_type.full_name]
        extended_class.RegisterExtension(extension)
    return self._classes[descriptor.full_name]