_TestArray.py

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"""autogenerated by genmsg_py from TestArray.msg. Do not edit."""
import roslib.message
import struct


class TestArray(roslib.message.Message):
  _md5sum = "f7c2f87680985b118316f81f28b4cfd5"
  _type = "test_roscpp/TestArray"
  _has_header = False #flag to mark the presence of a Header object
  _full_text = """int32 counter
float64[] float_arr

"""
  __slots__ = ['counter','float_arr']
  _slot_types = ['int32','float64[]']

  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:
       counter,float_arr
    
    @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(TestArray, self).__init__(*args, **kwds)
      #message fields cannot be None, assign default values for those that are
      if self.counter is None:
        self.counter = 0
      if self.float_arr is None:
        self.float_arr = []
    else:
      self.counter = 0
      self.float_arr = []

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

  def serialize(self, buff):
    """
    serialize message into buffer
    @param buff: buffer
    @type  buff: StringIO
    """
    try:
      buff.write(_struct_i.pack(self.counter))
      length = len(self.float_arr)
      buff.write(_struct_I.pack(length))
      pattern = '<%sd'%length
      buff.write(struct.pack(pattern, *self.float_arr))
    except struct.error, se: self._check_types(se)
    except TypeError, te: self._check_types(te)

  def deserialize(self, str):
    """
    unpack serialized message in str into this message instance
    @param str: byte array of serialized message
    @type  str: str
    """
    try:
      end = 0
      start = end
      end += 4
      (self.counter,) = _struct_i.unpack(str[start:end])
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      pattern = '<%sd'%length
      start = end
      end += struct.calcsize(pattern)
      self.float_arr = struct.unpack(pattern, str[start:end])
      return self
    except struct.error, e:
      raise roslib.message.DeserializationError(e) #most likely buffer underfill


  def serialize_numpy(self, buff, numpy):
    """
    serialize message with numpy array types into buffer
    @param buff: buffer
    @type  buff: StringIO
    @param numpy: numpy python module
    @type  numpy module
    """
    try:
      buff.write(_struct_i.pack(self.counter))
      length = len(self.float_arr)
      buff.write(_struct_I.pack(length))
      pattern = '<%sd'%length
      buff.write(self.float_arr.tostring())
    except struct.error, se: self._check_types(se)
    except TypeError, te: self._check_types(te)

  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
    @type  str: str
    @param numpy: numpy python module
    @type  numpy: module
    """
    try:
      end = 0
      start = end
      end += 4
      (self.counter,) = _struct_i.unpack(str[start:end])
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      pattern = '<%sd'%length
      start = end
      end += struct.calcsize(pattern)
      self.float_arr = numpy.frombuffer(str[start:end], dtype=numpy.float64, count=length)
      return self
    except struct.error, e:
      raise roslib.message.DeserializationError(e) #most likely buffer underfill

_struct_I = roslib.message.struct_I
_struct_i = struct.Struct("<i")

---

test_roscpp
Author(s): Morgan Quigley mquigley@cs.stanford.edu, Ken Conley kwc@willowgarage.com
autogenerated on Fri Jan 11 09:57:49 2013