Module meshtastic.channel_pb2

Classes

class Channel (**kwargs)

Abstract base class for protocol messages.

Protocol message classes are almost always generated by the protocol compiler. These generated types subclass Message and implement the methods shown below.

Ancestors

• google.protobuf.message.Message

Class variables

var DESCRIPTOR

var DISABLED

var INDEX_FIELD_NUMBER

var PRIMARY

var ROLE_FIELD_NUMBER

var Role

var SECONDARY

var SETTINGS_FIELD_NUMBER

Static methods

def FromString(s)

Expand source code

def FromString(s):
  message = cls()
  message.MergeFromString(s)
  return message

def RegisterExtension(extension_handle)

Expand source code

def RegisterExtension(extension_handle):
  extension_handle.containing_type = cls.DESCRIPTOR
  # TODO(amauryfa): Use cls.MESSAGE_FACTORY.pool when available.
  # pylint: disable=protected-access
  cls.DESCRIPTOR.file.pool._AddExtensionDescriptor(extension_handle)
  _AttachFieldHelpers(cls, extension_handle)

Instance variables

var index

Getter for index.

Expand source code

def getter(self):
  # TODO(protobuf-team): This may be broken since there may not be
  # default_value.  Combine with has_default_value somehow.
  return self._fields.get(field, default_value)

var role

Getter for role.

Expand source code

def getter(self):
  # TODO(protobuf-team): This may be broken since there may not be
  # default_value.  Combine with has_default_value somehow.
  return self._fields.get(field, default_value)

var settings

Getter for settings.

Expand source code

def getter(self):
  field_value = self._fields.get(field)
  if field_value is None:
    # Construct a new object to represent this field.
    field_value = field._default_constructor(self)

    # Atomically check if another thread has preempted us and, if not, swap
    # in the new object we just created.  If someone has preempted us, we
    # take that object and discard ours.
    # WARNING:  We are relying on setdefault() being atomic.  This is true
    #   in CPython but we haven't investigated others.  This warning appears
    #   in several other locations in this file.
    field_value = self._fields.setdefault(field, field_value)
  return field_value

Methods

def ByteSize(self)

Expand source code

def ByteSize(self):
  if not self._cached_byte_size_dirty:
    return self._cached_byte_size

  size = 0
  descriptor = self.DESCRIPTOR
  if descriptor.GetOptions().map_entry:
    # Fields of map entry should always be serialized.
    size = descriptor.fields_by_name['key']._sizer(self.key)
    size += descriptor.fields_by_name['value']._sizer(self.value)
  else:
    for field_descriptor, field_value in self.ListFields():
      size += field_descriptor._sizer(field_value)
    for tag_bytes, value_bytes in self._unknown_fields:
      size += len(tag_bytes) + len(value_bytes)

  self._cached_byte_size = size
  self._cached_byte_size_dirty = False
  self._listener_for_children.dirty = False
  return size

def Clear(self)

Expand source code

def _Clear(self):
  # Clear fields.
  self._fields = {}
  self._unknown_fields = ()
  # pylint: disable=protected-access
  if self._unknown_field_set is not None:
    self._unknown_field_set._clear()
    self._unknown_field_set = None

  self._oneofs = {}
  self._Modified()

def ClearField(self, field_name)

Expand source code

def ClearField(self, field_name):
  try:
    field = message_descriptor.fields_by_name[field_name]
  except KeyError:
    try:
      field = message_descriptor.oneofs_by_name[field_name]
      if field in self._oneofs:
        field = self._oneofs[field]
      else:
        return
    except KeyError:
      raise ValueError('Protocol message %s has no "%s" field.' %
                       (message_descriptor.name, field_name))

  if field in self._fields:
    # To match the C++ implementation, we need to invalidate iterators
    # for map fields when ClearField() happens.
    if hasattr(self._fields[field], 'InvalidateIterators'):
      self._fields[field].InvalidateIterators()

    # Note:  If the field is a sub-message, its listener will still point
    #   at us.  That's fine, because the worst than can happen is that it
    #   will call _Modified() and invalidate our byte size.  Big deal.
    del self._fields[field]

    if self._oneofs.get(field.containing_oneof, None) is field:
      del self._oneofs[field.containing_oneof]

  # Always call _Modified() -- even if nothing was changed, this is
  # a mutating method, and thus calling it should cause the field to become
  # present in the parent message.
  self._Modified()

def DiscardUnknownFields(self)

Expand source code

def _DiscardUnknownFields(self):
  self._unknown_fields = []
  self._unknown_field_set = None      # pylint: disable=protected-access
  for field, value in self.ListFields():
    if field.cpp_type == _FieldDescriptor.CPPTYPE_MESSAGE:
      if _IsMapField(field):
        if _IsMessageMapField(field):
          for key in value:
            value[key].DiscardUnknownFields()
      elif field.label == _FieldDescriptor.LABEL_REPEATED:
        for sub_message in value:
          sub_message.DiscardUnknownFields()
      else:
        value.DiscardUnknownFields()

def FindInitializationErrors(self)

Finds required fields which are not initialized.

Returns

A list of strings. Each string is a path to an uninitialized field from the top-level message, e.g. "foo.bar[5].baz".

Expand source code

def FindInitializationErrors(self):
  """Finds required fields which are not initialized.

  Returns:
    A list of strings.  Each string is a path to an uninitialized field from
    the top-level message, e.g. "foo.bar[5].baz".
  """

  errors = []  # simplify things

  for field in required_fields:
    if not self.HasField(field.name):
      errors.append(field.name)

  for field, value in self.ListFields():
    if field.cpp_type == _FieldDescriptor.CPPTYPE_MESSAGE:
      if field.is_extension:
        name = '(%s)' % field.full_name
      else:
        name = field.name

      if _IsMapField(field):
        if _IsMessageMapField(field):
          for key in value:
            element = value[key]
            prefix = '%s[%s].' % (name, key)
            sub_errors = element.FindInitializationErrors()
            errors += [prefix + error for error in sub_errors]
        else:
          # ScalarMaps can't have any initialization errors.
          pass
      elif field.label == _FieldDescriptor.LABEL_REPEATED:
        for i in range(len(value)):
          element = value[i]
          prefix = '%s[%d].' % (name, i)
          sub_errors = element.FindInitializationErrors()
          errors += [prefix + error for error in sub_errors]
      else:
        prefix = name + '.'
        sub_errors = value.FindInitializationErrors()
        errors += [prefix + error for error in sub_errors]

  return errors

def HasField(self, field_name)

Expand source code

def HasField(self, field_name):
  try:
    field = hassable_fields[field_name]
  except KeyError:
    raise ValueError(error_msg % (message_descriptor.full_name, field_name))

  if isinstance(field, descriptor_mod.OneofDescriptor):
    try:
      return HasField(self, self._oneofs[field].name)
    except KeyError:
      return False
  else:
    if field.cpp_type == _FieldDescriptor.CPPTYPE_MESSAGE:
      value = self._fields.get(field)
      return value is not None and value._is_present_in_parent
    else:
      return field in self._fields

def IsInitialized(self, errors=None)

Checks if all required fields of a message are set.

Args

errors

A list which, if provided, will be populated with the field paths of all missing required fields.

Returns

True iff the specified message has all required fields set.

Expand source code

def IsInitialized(self, errors=None):
  """Checks if all required fields of a message are set.

  Args:
    errors:  A list which, if provided, will be populated with the field
             paths of all missing required fields.

  Returns:
    True iff the specified message has all required fields set.
  """

  # Performance is critical so we avoid HasField() and ListFields().

  for field in required_fields:
    if (field not in self._fields or
        (field.cpp_type == _FieldDescriptor.CPPTYPE_MESSAGE and
         not self._fields[field]._is_present_in_parent)):
      if errors is not None:
        errors.extend(self.FindInitializationErrors())
      return False

  for field, value in list(self._fields.items()):  # dict can change size!
    if field.cpp_type == _FieldDescriptor.CPPTYPE_MESSAGE:
      if field.label == _FieldDescriptor.LABEL_REPEATED:
        if (field.message_type.has_options and
            field.message_type.GetOptions().map_entry):
          continue
        for element in value:
          if not element.IsInitialized():
            if errors is not None:
              errors.extend(self.FindInitializationErrors())
            return False
      elif value._is_present_in_parent and not value.IsInitialized():
        if errors is not None:
          errors.extend(self.FindInitializationErrors())
        return False

  return True

def ListFields(self)

Expand source code

def ListFields(self):
  all_fields = [item for item in self._fields.items() if _IsPresent(item)]
  all_fields.sort(key = lambda item: item[0].number)
  return all_fields

def MergeFrom(self, msg)

Expand source code

def MergeFrom(self, msg):
  if not isinstance(msg, cls):
    raise TypeError(
        'Parameter to MergeFrom() must be instance of same class: '
        'expected %s got %s.' % (_FullyQualifiedClassName(cls),
                                 _FullyQualifiedClassName(msg.__class__)))

  assert msg is not self
  self._Modified()

  fields = self._fields

  for field, value in msg._fields.items():
    if field.label == LABEL_REPEATED:
      field_value = fields.get(field)
      if field_value is None:
        # Construct a new object to represent this field.
        field_value = field._default_constructor(self)
        fields[field] = field_value
      field_value.MergeFrom(value)
    elif field.cpp_type == CPPTYPE_MESSAGE:
      if value._is_present_in_parent:
        field_value = fields.get(field)
        if field_value is None:
          # Construct a new object to represent this field.
          field_value = field._default_constructor(self)
          fields[field] = field_value
        field_value.MergeFrom(value)
    else:
      self._fields[field] = value
      if field.containing_oneof:
        self._UpdateOneofState(field)

  if msg._unknown_fields:
    if not self._unknown_fields:
      self._unknown_fields = []
    self._unknown_fields.extend(msg._unknown_fields)
    # pylint: disable=protected-access
    if self._unknown_field_set is None:
      self._unknown_field_set = containers.UnknownFieldSet()
    self._unknown_field_set._extend(msg._unknown_field_set)

def MergeFromString(self, serialized)

Expand source code

def MergeFromString(self, serialized):
  serialized = memoryview(serialized)
  length = len(serialized)
  try:
    if self._InternalParse(serialized, 0, length) != length:
      # The only reason _InternalParse would return early is if it
      # encountered an end-group tag.
      raise message_mod.DecodeError('Unexpected end-group tag.')
  except (IndexError, TypeError):
    # Now ord(buf[p:p+1]) == ord('') gets TypeError.
    raise message_mod.DecodeError('Truncated message.')
  except struct.error as e:
    raise message_mod.DecodeError(e)
  return length   # Return this for legacy reasons.

def SerializePartialToString(self, **kwargs)

Expand source code

def SerializePartialToString(self, **kwargs):
  out = BytesIO()
  self._InternalSerialize(out.write, **kwargs)
  return out.getvalue()

def SerializeToString(self, **kwargs)

Expand source code

def SerializeToString(self, **kwargs):
  # Check if the message has all of its required fields set.
  if not self.IsInitialized():
    raise message_mod.EncodeError(
        'Message %s is missing required fields: %s' % (
        self.DESCRIPTOR.full_name, ','.join(self.FindInitializationErrors())))
  return self.SerializePartialToString(**kwargs)

def SetInParent(self)

Sets the _cached_byte_size_dirty bit to true, and propagates this to our listener iff this was a state change.

Expand source code

def Modified(self):
  """Sets the _cached_byte_size_dirty bit to true,
  and propagates this to our listener iff this was a state change.
  """

  # Note:  Some callers check _cached_byte_size_dirty before calling
  #   _Modified() as an extra optimization.  So, if this method is ever
  #   changed such that it does stuff even when _cached_byte_size_dirty is
  #   already true, the callers need to be updated.
  if not self._cached_byte_size_dirty:
    self._cached_byte_size_dirty = True
    self._listener_for_children.dirty = True
    self._is_present_in_parent = True
    self._listener.Modified()

def UnknownFields(self)

Expand source code

def _UnknownFields(self):
  if self._unknown_field_set is None:  # pylint: disable=protected-access
    # pylint: disable=protected-access
    self._unknown_field_set = containers.UnknownFieldSet()
  return self._unknown_field_set    # pylint: disable=protected-access

def WhichOneof(self, oneof_name)

Returns the name of the currently set field inside a oneof, or None.

Expand source code

def WhichOneof(self, oneof_name):
  """Returns the name of the currently set field inside a oneof, or None."""
  try:
    field = message_descriptor.oneofs_by_name[oneof_name]
  except KeyError:
    raise ValueError(
        'Protocol message has no oneof "%s" field.' % oneof_name)

  nested_field = self._oneofs.get(field, None)
  if nested_field is not None and self.HasField(nested_field.name):
    return nested_field.name
  else:
    return None

class ChannelSettings (**kwargs)

Abstract base class for protocol messages.

Protocol message classes are almost always generated by the protocol compiler. These generated types subclass Message and implement the methods shown below.

Ancestors

• google.protobuf.message.Message

Class variables

var BANDWIDTH_FIELD_NUMBER

var Bw125Cr45Sf128

var Bw125Cr48Sf4096

var Bw31_25Cr48Sf512

var Bw500Cr45Sf128

var CHANNEL_NUM_FIELD_NUMBER

var CODING_RATE_FIELD_NUMBER

var DESCRIPTOR

var DOWNLINK_ENABLED_FIELD_NUMBER

var ID_FIELD_NUMBER

var MODEM_CONFIG_FIELD_NUMBER

var ModemConfig

var NAME_FIELD_NUMBER

var PSK_FIELD_NUMBER

var SPREAD_FACTOR_FIELD_NUMBER

var TX_POWER_FIELD_NUMBER

var UPLINK_ENABLED_FIELD_NUMBER

Static methods

def FromString(s)

Expand source code

def FromString(s):
  message = cls()
  message.MergeFromString(s)
  return message

def RegisterExtension(extension_handle)

Expand source code

def RegisterExtension(extension_handle):
  extension_handle.containing_type = cls.DESCRIPTOR
  # TODO(amauryfa): Use cls.MESSAGE_FACTORY.pool when available.
  # pylint: disable=protected-access
  cls.DESCRIPTOR.file.pool._AddExtensionDescriptor(extension_handle)
  _AttachFieldHelpers(cls, extension_handle)

Instance variables

var bandwidth

Getter for bandwidth.

Expand source code

def getter(self):
  # TODO(protobuf-team): This may be broken since there may not be
  # default_value.  Combine with has_default_value somehow.
  return self._fields.get(field, default_value)

var channel_num

Getter for channel_num.

Expand source code

def getter(self):
  # TODO(protobuf-team): This may be broken since there may not be
  # default_value.  Combine with has_default_value somehow.
  return self._fields.get(field, default_value)

var coding_rate

Getter for coding_rate.

Expand source code

def getter(self):
  # TODO(protobuf-team): This may be broken since there may not be
  # default_value.  Combine with has_default_value somehow.
  return self._fields.get(field, default_value)

var downlink_enabled

Getter for downlink_enabled.

Expand source code

def getter(self):
  # TODO(protobuf-team): This may be broken since there may not be
  # default_value.  Combine with has_default_value somehow.
  return self._fields.get(field, default_value)

var id

Getter for id.

Expand source code

def getter(self):
  # TODO(protobuf-team): This may be broken since there may not be
  # default_value.  Combine with has_default_value somehow.
  return self._fields.get(field, default_value)

var modem_config

Getter for modem_config.

Expand source code

def getter(self):
  # TODO(protobuf-team): This may be broken since there may not be
  # default_value.  Combine with has_default_value somehow.
  return self._fields.get(field, default_value)

var name

Getter for name.

Expand source code

def getter(self):
  # TODO(protobuf-team): This may be broken since there may not be
  # default_value.  Combine with has_default_value somehow.
  return self._fields.get(field, default_value)

var psk

Getter for psk.

Expand source code

def getter(self):
  # TODO(protobuf-team): This may be broken since there may not be
  # default_value.  Combine with has_default_value somehow.
  return self._fields.get(field, default_value)

var spread_factor

Getter for spread_factor.

Expand source code

def getter(self):
  # TODO(protobuf-team): This may be broken since there may not be
  # default_value.  Combine with has_default_value somehow.
  return self._fields.get(field, default_value)

var tx_power

Getter for tx_power.

Expand source code

def getter(self):
  # TODO(protobuf-team): This may be broken since there may not be
  # default_value.  Combine with has_default_value somehow.
  return self._fields.get(field, default_value)

var uplink_enabled

Getter for uplink_enabled.

Expand source code

def getter(self):
  # TODO(protobuf-team): This may be broken since there may not be
  # default_value.  Combine with has_default_value somehow.
  return self._fields.get(field, default_value)

Methods

def ByteSize(self)

Expand source code

def ByteSize(self):
  if not self._cached_byte_size_dirty:
    return self._cached_byte_size

  size = 0
  descriptor = self.DESCRIPTOR
  if descriptor.GetOptions().map_entry:
    # Fields of map entry should always be serialized.
    size = descriptor.fields_by_name['key']._sizer(self.key)
    size += descriptor.fields_by_name['value']._sizer(self.value)
  else:
    for field_descriptor, field_value in self.ListFields():
      size += field_descriptor._sizer(field_value)
    for tag_bytes, value_bytes in self._unknown_fields:
      size += len(tag_bytes) + len(value_bytes)

  self._cached_byte_size = size
  self._cached_byte_size_dirty = False
  self._listener_for_children.dirty = False
  return size

def Clear(self)

Expand source code

def _Clear(self):
  # Clear fields.
  self._fields = {}
  self._unknown_fields = ()
  # pylint: disable=protected-access
  if self._unknown_field_set is not None:
    self._unknown_field_set._clear()
    self._unknown_field_set = None

  self._oneofs = {}
  self._Modified()

def ClearField(self, field_name)

Expand source code

def ClearField(self, field_name):
  try:
    field = message_descriptor.fields_by_name[field_name]
  except KeyError:
    try:
      field = message_descriptor.oneofs_by_name[field_name]
      if field in self._oneofs:
        field = self._oneofs[field]
      else:
        return
    except KeyError:
      raise ValueError('Protocol message %s has no "%s" field.' %
                       (message_descriptor.name, field_name))

  if field in self._fields:
    # To match the C++ implementation, we need to invalidate iterators
    # for map fields when ClearField() happens.
    if hasattr(self._fields[field], 'InvalidateIterators'):
      self._fields[field].InvalidateIterators()

    # Note:  If the field is a sub-message, its listener will still point
    #   at us.  That's fine, because the worst than can happen is that it
    #   will call _Modified() and invalidate our byte size.  Big deal.
    del self._fields[field]

    if self._oneofs.get(field.containing_oneof, None) is field:
      del self._oneofs[field.containing_oneof]

  # Always call _Modified() -- even if nothing was changed, this is
  # a mutating method, and thus calling it should cause the field to become
  # present in the parent message.
  self._Modified()

def DiscardUnknownFields(self)

Expand source code

def _DiscardUnknownFields(self):
  self._unknown_fields = []
  self._unknown_field_set = None      # pylint: disable=protected-access
  for field, value in self.ListFields():
    if field.cpp_type == _FieldDescriptor.CPPTYPE_MESSAGE:
      if _IsMapField(field):
        if _IsMessageMapField(field):
          for key in value:
            value[key].DiscardUnknownFields()
      elif field.label == _FieldDescriptor.LABEL_REPEATED:
        for sub_message in value:
          sub_message.DiscardUnknownFields()
      else:
        value.DiscardUnknownFields()

def FindInitializationErrors(self)

Finds required fields which are not initialized.

Returns

A list of strings. Each string is a path to an uninitialized field from the top-level message, e.g. "foo.bar[5].baz".

Expand source code

def FindInitializationErrors(self):
  """Finds required fields which are not initialized.

  Returns:
    A list of strings.  Each string is a path to an uninitialized field from
    the top-level message, e.g. "foo.bar[5].baz".
  """

  errors = []  # simplify things

  for field in required_fields:
    if not self.HasField(field.name):
      errors.append(field.name)

  for field, value in self.ListFields():
    if field.cpp_type == _FieldDescriptor.CPPTYPE_MESSAGE:
      if field.is_extension:
        name = '(%s)' % field.full_name
      else:
        name = field.name

      if _IsMapField(field):
        if _IsMessageMapField(field):
          for key in value:
            element = value[key]
            prefix = '%s[%s].' % (name, key)
            sub_errors = element.FindInitializationErrors()
            errors += [prefix + error for error in sub_errors]
        else:
          # ScalarMaps can't have any initialization errors.
          pass
      elif field.label == _FieldDescriptor.LABEL_REPEATED:
        for i in range(len(value)):
          element = value[i]
          prefix = '%s[%d].' % (name, i)
          sub_errors = element.FindInitializationErrors()
          errors += [prefix + error for error in sub_errors]
      else:
        prefix = name + '.'
        sub_errors = value.FindInitializationErrors()
        errors += [prefix + error for error in sub_errors]

  return errors

def HasField(self, field_name)

Expand source code

def HasField(self, field_name):
  try:
    field = hassable_fields[field_name]
  except KeyError:
    raise ValueError(error_msg % (message_descriptor.full_name, field_name))

  if isinstance(field, descriptor_mod.OneofDescriptor):
    try:
      return HasField(self, self._oneofs[field].name)
    except KeyError:
      return False
  else:
    if field.cpp_type == _FieldDescriptor.CPPTYPE_MESSAGE:
      value = self._fields.get(field)
      return value is not None and value._is_present_in_parent
    else:
      return field in self._fields

def IsInitialized(self, errors=None)

Checks if all required fields of a message are set.

Args

errors

A list which, if provided, will be populated with the field paths of all missing required fields.

Returns

True iff the specified message has all required fields set.

Expand source code

def IsInitialized(self, errors=None):
  """Checks if all required fields of a message are set.

  Args:
    errors:  A list which, if provided, will be populated with the field
             paths of all missing required fields.

  Returns:
    True iff the specified message has all required fields set.
  """

  # Performance is critical so we avoid HasField() and ListFields().

  for field in required_fields:
    if (field not in self._fields or
        (field.cpp_type == _FieldDescriptor.CPPTYPE_MESSAGE and
         not self._fields[field]._is_present_in_parent)):
      if errors is not None:
        errors.extend(self.FindInitializationErrors())
      return False

  for field, value in list(self._fields.items()):  # dict can change size!
    if field.cpp_type == _FieldDescriptor.CPPTYPE_MESSAGE:
      if field.label == _FieldDescriptor.LABEL_REPEATED:
        if (field.message_type.has_options and
            field.message_type.GetOptions().map_entry):
          continue
        for element in value:
          if not element.IsInitialized():
            if errors is not None:
              errors.extend(self.FindInitializationErrors())
            return False
      elif value._is_present_in_parent and not value.IsInitialized():
        if errors is not None:
          errors.extend(self.FindInitializationErrors())
        return False

  return True

def ListFields(self)

Expand source code

def ListFields(self):
  all_fields = [item for item in self._fields.items() if _IsPresent(item)]
  all_fields.sort(key = lambda item: item[0].number)
  return all_fields

def MergeFrom(self, msg)

Expand source code

def MergeFrom(self, msg):
  if not isinstance(msg, cls):
    raise TypeError(
        'Parameter to MergeFrom() must be instance of same class: '
        'expected %s got %s.' % (_FullyQualifiedClassName(cls),
                                 _FullyQualifiedClassName(msg.__class__)))

  assert msg is not self
  self._Modified()

  fields = self._fields

  for field, value in msg._fields.items():
    if field.label == LABEL_REPEATED:
      field_value = fields.get(field)
      if field_value is None:
        # Construct a new object to represent this field.
        field_value = field._default_constructor(self)
        fields[field] = field_value
      field_value.MergeFrom(value)
    elif field.cpp_type == CPPTYPE_MESSAGE:
      if value._is_present_in_parent:
        field_value = fields.get(field)
        if field_value is None:
          # Construct a new object to represent this field.
          field_value = field._default_constructor(self)
          fields[field] = field_value
        field_value.MergeFrom(value)
    else:
      self._fields[field] = value
      if field.containing_oneof:
        self._UpdateOneofState(field)

  if msg._unknown_fields:
    if not self._unknown_fields:
      self._unknown_fields = []
    self._unknown_fields.extend(msg._unknown_fields)
    # pylint: disable=protected-access
    if self._unknown_field_set is None:
      self._unknown_field_set = containers.UnknownFieldSet()
    self._unknown_field_set._extend(msg._unknown_field_set)

def MergeFromString(self, serialized)

Expand source code

def MergeFromString(self, serialized):
  serialized = memoryview(serialized)
  length = len(serialized)
  try:
    if self._InternalParse(serialized, 0, length) != length:
      # The only reason _InternalParse would return early is if it
      # encountered an end-group tag.
      raise message_mod.DecodeError('Unexpected end-group tag.')
  except (IndexError, TypeError):
    # Now ord(buf[p:p+1]) == ord('') gets TypeError.
    raise message_mod.DecodeError('Truncated message.')
  except struct.error as e:
    raise message_mod.DecodeError(e)
  return length   # Return this for legacy reasons.

def SerializePartialToString(self, **kwargs)

Expand source code

def SerializePartialToString(self, **kwargs):
  out = BytesIO()
  self._InternalSerialize(out.write, **kwargs)
  return out.getvalue()

def SerializeToString(self, **kwargs)

Expand source code

def SerializeToString(self, **kwargs):
  # Check if the message has all of its required fields set.
  if not self.IsInitialized():
    raise message_mod.EncodeError(
        'Message %s is missing required fields: %s' % (
        self.DESCRIPTOR.full_name, ','.join(self.FindInitializationErrors())))
  return self.SerializePartialToString(**kwargs)

def SetInParent(self)

Sets the _cached_byte_size_dirty bit to true, and propagates this to our listener iff this was a state change.

Expand source code

def Modified(self):
  """Sets the _cached_byte_size_dirty bit to true,
  and propagates this to our listener iff this was a state change.
  """

  # Note:  Some callers check _cached_byte_size_dirty before calling
  #   _Modified() as an extra optimization.  So, if this method is ever
  #   changed such that it does stuff even when _cached_byte_size_dirty is
  #   already true, the callers need to be updated.
  if not self._cached_byte_size_dirty:
    self._cached_byte_size_dirty = True
    self._listener_for_children.dirty = True
    self._is_present_in_parent = True
    self._listener.Modified()

def UnknownFields(self)

Expand source code

def _UnknownFields(self):
  if self._unknown_field_set is None:  # pylint: disable=protected-access
    # pylint: disable=protected-access
    self._unknown_field_set = containers.UnknownFieldSet()
  return self._unknown_field_set    # pylint: disable=protected-access

def WhichOneof(self, oneof_name)

Returns the name of the currently set field inside a oneof, or None.

Expand source code

def WhichOneof(self, oneof_name):
  """Returns the name of the currently set field inside a oneof, or None."""
  try:
    field = message_descriptor.oneofs_by_name[oneof_name]
  except KeyError:
    raise ValueError(
        'Protocol message has no oneof "%s" field.' % oneof_name)

  nested_field = self._oneofs.get(field, None)
  if nested_field is not None and self.HasField(nested_field.name):
    return nested_field.name
  else:
    return None