_Parameter.py

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"""autogenerated by genpy from nasa_r2_common_msgs/Parameter.msg. Do not edit."""
import sys
python3 = True if sys.hexversion > 0x03000000 else False
import genpy
import struct


class Parameter(genpy.Message):
  _md5sum = "36ddbd8f0ee48b1cd429060e624bb6d5"
  _type = "nasa_r2_common_msgs/Parameter"
  _has_header = False #flag to mark the presence of a Header object
  _full_text = """uint8 STRING  = 0
uint8 INT     = 1
uint8 FLOAT   = 2
uint8 BOOL    = 3
uint8 LIST    = 4
uint8 DICT    = 5

string          key
uint8           type
string          value

"""
  # Pseudo-constants
  STRING = 0
  INT = 1
  FLOAT = 2
  BOOL = 3
  LIST = 4
  DICT = 5

  __slots__ = ['key','type','value']
  _slot_types = ['string','uint8','string']

  def __init__(self, *args, **kwds):
    """
    Constructor. Any message fields that are implicitly/explicitly
    set to None will be assigned a default value. The recommend
    use is keyword arguments as this is more robust to future message
    changes.  You cannot mix in-order arguments and keyword arguments.

    The available fields are:
       key,type,value

    :param args: complete set of field values, in .msg order
    :param kwds: use keyword arguments corresponding to message field names
    to set specific fields.
    """
    if args or kwds:
      super(Parameter, self).__init__(*args, **kwds)
      #message fields cannot be None, assign default values for those that are
      if self.key is None:
        self.key = ''
      if self.type is None:
        self.type = 0
      if self.value is None:
        self.value = ''
    else:
      self.key = ''
      self.type = 0
      self.value = ''

  def _get_types(self):
    """
    internal API method
    """
    return self._slot_types

  def serialize(self, buff):
    """
    serialize message into buffer
    :param buff: buffer, ``StringIO``
    """
    try:
      _x = self.key
      length = len(_x)
      if python3 or type(_x) == unicode:
        _x = _x.encode('utf-8')
        length = len(_x)
      buff.write(struct.pack('<I%ss'%length, length, _x))
      buff.write(_struct_B.pack(self.type))
      _x = self.value
      length = len(_x)
      if python3 or type(_x) == unicode:
        _x = _x.encode('utf-8')
        length = len(_x)
      buff.write(struct.pack('<I%ss'%length, length, _x))
    except struct.error as se: self._check_types(struct.error("%s: '%s' when writing '%s'" % (type(se), str(se), str(_x))))
    except TypeError as te: self._check_types(ValueError("%s: '%s' when writing '%s'" % (type(te), str(te), str(_x))))

  def deserialize(self, str):
    """
    unpack serialized message in str into this message instance
    :param str: byte array of serialized message, ``str``
    """
    try:
      end = 0
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      start = end
      end += length
      if python3:
        self.key = str[start:end].decode('utf-8')
      else:
        self.key = str[start:end]
      start = end
      end += 1
      (self.type,) = _struct_B.unpack(str[start:end])
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      start = end
      end += length
      if python3:
        self.value = str[start:end].decode('utf-8')
      else:
        self.value = str[start:end]
      return self
    except struct.error as e:
      raise genpy.DeserializationError(e) #most likely buffer underfill


  def serialize_numpy(self, buff, numpy):
    """
    serialize message with numpy array types into buffer
    :param buff: buffer, ``StringIO``
    :param numpy: numpy python module
    """
    try:
      _x = self.key
      length = len(_x)
      if python3 or type(_x) == unicode:
        _x = _x.encode('utf-8')
        length = len(_x)
      buff.write(struct.pack('<I%ss'%length, length, _x))
      buff.write(_struct_B.pack(self.type))
      _x = self.value
      length = len(_x)
      if python3 or type(_x) == unicode:
        _x = _x.encode('utf-8')
        length = len(_x)
      buff.write(struct.pack('<I%ss'%length, length, _x))
    except struct.error as se: self._check_types(struct.error("%s: '%s' when writing '%s'" % (type(se), str(se), str(_x))))
    except TypeError as te: self._check_types(ValueError("%s: '%s' when writing '%s'" % (type(te), str(te), str(_x))))

  def deserialize_numpy(self, str, numpy):
    """
    unpack serialized message in str into this message instance using numpy for array types
    :param str: byte array of serialized message, ``str``
    :param numpy: numpy python module
    """
    try:
      end = 0
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      start = end
      end += length
      if python3:
        self.key = str[start:end].decode('utf-8')
      else:
        self.key = str[start:end]
      start = end
      end += 1
      (self.type,) = _struct_B.unpack(str[start:end])
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      start = end
      end += length
      if python3:
        self.value = str[start:end].decode('utf-8')
      else:
        self.value = str[start:end]
      return self
    except struct.error as e:
      raise genpy.DeserializationError(e) #most likely buffer underfill

_struct_I = genpy.struct_I
_struct_B = struct.Struct("<B")