/usr/lib/python2.7/dist-packages/rosgraph_msgs/msg/_TopicStatistics.py is in python-rosgraph-msgs 1.11.2-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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"""autogenerated by genpy from rosgraph_msgs/TopicStatistics.msg. Do not edit."""
import sys
python3 = True if sys.hexversion > 0x03000000 else False
import genpy
import struct
import genpy
class TopicStatistics(genpy.Message):
_md5sum = "10152ed868c5097a5e2e4a89d7daa710"
_type = "rosgraph_msgs/TopicStatistics"
_has_header = False #flag to mark the presence of a Header object
_full_text = """# name of the topic
string topic
# node id of the publisher
string node_pub
# node id of the subscriber
string node_sub
# the statistics apply to this time window
time window_start
time window_stop
# number of messages delivered during the window
int32 delivered_msgs
# numbers of messages dropped during the window
int32 dropped_msgs
# traffic during the window, in bytes
int32 traffic
# mean/stddev/max period between two messages
duration period_mean
duration period_stddev
duration period_max
# mean/stddev/max age of the message based on the
# timestamp in the message header. In case the
# message does not have a header, it will be 0.
duration stamp_age_mean
duration stamp_age_stddev
duration stamp_age_max
"""
__slots__ = ['topic','node_pub','node_sub','window_start','window_stop','delivered_msgs','dropped_msgs','traffic','period_mean','period_stddev','period_max','stamp_age_mean','stamp_age_stddev','stamp_age_max']
_slot_types = ['string','string','string','time','time','int32','int32','int32','duration','duration','duration','duration','duration','duration']
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:
topic,node_pub,node_sub,window_start,window_stop,delivered_msgs,dropped_msgs,traffic,period_mean,period_stddev,period_max,stamp_age_mean,stamp_age_stddev,stamp_age_max
: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(TopicStatistics, self).__init__(*args, **kwds)
#message fields cannot be None, assign default values for those that are
if self.topic is None:
self.topic = ''
if self.node_pub is None:
self.node_pub = ''
if self.node_sub is None:
self.node_sub = ''
if self.window_start is None:
self.window_start = genpy.Time()
if self.window_stop is None:
self.window_stop = genpy.Time()
if self.delivered_msgs is None:
self.delivered_msgs = 0
if self.dropped_msgs is None:
self.dropped_msgs = 0
if self.traffic is None:
self.traffic = 0
if self.period_mean is None:
self.period_mean = genpy.Duration()
if self.period_stddev is None:
self.period_stddev = genpy.Duration()
if self.period_max is None:
self.period_max = genpy.Duration()
if self.stamp_age_mean is None:
self.stamp_age_mean = genpy.Duration()
if self.stamp_age_stddev is None:
self.stamp_age_stddev = genpy.Duration()
if self.stamp_age_max is None:
self.stamp_age_max = genpy.Duration()
else:
self.topic = ''
self.node_pub = ''
self.node_sub = ''
self.window_start = genpy.Time()
self.window_stop = genpy.Time()
self.delivered_msgs = 0
self.dropped_msgs = 0
self.traffic = 0
self.period_mean = genpy.Duration()
self.period_stddev = genpy.Duration()
self.period_max = genpy.Duration()
self.stamp_age_mean = genpy.Duration()
self.stamp_age_stddev = genpy.Duration()
self.stamp_age_max = genpy.Duration()
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.topic
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))
_x = self.node_pub
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))
_x = self.node_sub
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))
_x = self
buff.write(_get_struct_4I15i().pack(_x.window_start.secs, _x.window_start.nsecs, _x.window_stop.secs, _x.window_stop.nsecs, _x.delivered_msgs, _x.dropped_msgs, _x.traffic, _x.period_mean.secs, _x.period_mean.nsecs, _x.period_stddev.secs, _x.period_stddev.nsecs, _x.period_max.secs, _x.period_max.nsecs, _x.stamp_age_mean.secs, _x.stamp_age_mean.nsecs, _x.stamp_age_stddev.secs, _x.stamp_age_stddev.nsecs, _x.stamp_age_max.secs, _x.stamp_age_max.nsecs))
except struct.error as se: self._check_types(struct.error("%s: '%s' when writing '%s'" % (type(se), str(se), str(locals().get('_x', self)))))
except TypeError as te: self._check_types(ValueError("%s: '%s' when writing '%s'" % (type(te), str(te), str(locals().get('_x', self)))))
def deserialize(self, str):
"""
unpack serialized message in str into this message instance
:param str: byte array of serialized message, ``str``
"""
try:
if self.window_start is None:
self.window_start = genpy.Time()
if self.window_stop is None:
self.window_stop = genpy.Time()
if self.period_mean is None:
self.period_mean = genpy.Duration()
if self.period_stddev is None:
self.period_stddev = genpy.Duration()
if self.period_max is None:
self.period_max = genpy.Duration()
if self.stamp_age_mean is None:
self.stamp_age_mean = genpy.Duration()
if self.stamp_age_stddev is None:
self.stamp_age_stddev = genpy.Duration()
if self.stamp_age_max is None:
self.stamp_age_max = genpy.Duration()
end = 0
start = end
end += 4
(length,) = _struct_I.unpack(str[start:end])
start = end
end += length
if python3:
self.topic = str[start:end].decode('utf-8')
else:
self.topic = str[start:end]
start = end
end += 4
(length,) = _struct_I.unpack(str[start:end])
start = end
end += length
if python3:
self.node_pub = str[start:end].decode('utf-8')
else:
self.node_pub = str[start:end]
start = end
end += 4
(length,) = _struct_I.unpack(str[start:end])
start = end
end += length
if python3:
self.node_sub = str[start:end].decode('utf-8')
else:
self.node_sub = str[start:end]
_x = self
start = end
end += 76
(_x.window_start.secs, _x.window_start.nsecs, _x.window_stop.secs, _x.window_stop.nsecs, _x.delivered_msgs, _x.dropped_msgs, _x.traffic, _x.period_mean.secs, _x.period_mean.nsecs, _x.period_stddev.secs, _x.period_stddev.nsecs, _x.period_max.secs, _x.period_max.nsecs, _x.stamp_age_mean.secs, _x.stamp_age_mean.nsecs, _x.stamp_age_stddev.secs, _x.stamp_age_stddev.nsecs, _x.stamp_age_max.secs, _x.stamp_age_max.nsecs,) = _get_struct_4I15i().unpack(str[start:end])
self.window_start.canon()
self.window_stop.canon()
self.period_mean.canon()
self.period_stddev.canon()
self.period_max.canon()
self.stamp_age_mean.canon()
self.stamp_age_stddev.canon()
self.stamp_age_max.canon()
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.topic
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))
_x = self.node_pub
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))
_x = self.node_sub
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))
_x = self
buff.write(_get_struct_4I15i().pack(_x.window_start.secs, _x.window_start.nsecs, _x.window_stop.secs, _x.window_stop.nsecs, _x.delivered_msgs, _x.dropped_msgs, _x.traffic, _x.period_mean.secs, _x.period_mean.nsecs, _x.period_stddev.secs, _x.period_stddev.nsecs, _x.period_max.secs, _x.period_max.nsecs, _x.stamp_age_mean.secs, _x.stamp_age_mean.nsecs, _x.stamp_age_stddev.secs, _x.stamp_age_stddev.nsecs, _x.stamp_age_max.secs, _x.stamp_age_max.nsecs))
except struct.error as se: self._check_types(struct.error("%s: '%s' when writing '%s'" % (type(se), str(se), str(locals().get('_x', self)))))
except TypeError as te: self._check_types(ValueError("%s: '%s' when writing '%s'" % (type(te), str(te), str(locals().get('_x', self)))))
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:
if self.window_start is None:
self.window_start = genpy.Time()
if self.window_stop is None:
self.window_stop = genpy.Time()
if self.period_mean is None:
self.period_mean = genpy.Duration()
if self.period_stddev is None:
self.period_stddev = genpy.Duration()
if self.period_max is None:
self.period_max = genpy.Duration()
if self.stamp_age_mean is None:
self.stamp_age_mean = genpy.Duration()
if self.stamp_age_stddev is None:
self.stamp_age_stddev = genpy.Duration()
if self.stamp_age_max is None:
self.stamp_age_max = genpy.Duration()
end = 0
start = end
end += 4
(length,) = _struct_I.unpack(str[start:end])
start = end
end += length
if python3:
self.topic = str[start:end].decode('utf-8')
else:
self.topic = str[start:end]
start = end
end += 4
(length,) = _struct_I.unpack(str[start:end])
start = end
end += length
if python3:
self.node_pub = str[start:end].decode('utf-8')
else:
self.node_pub = str[start:end]
start = end
end += 4
(length,) = _struct_I.unpack(str[start:end])
start = end
end += length
if python3:
self.node_sub = str[start:end].decode('utf-8')
else:
self.node_sub = str[start:end]
_x = self
start = end
end += 76
(_x.window_start.secs, _x.window_start.nsecs, _x.window_stop.secs, _x.window_stop.nsecs, _x.delivered_msgs, _x.dropped_msgs, _x.traffic, _x.period_mean.secs, _x.period_mean.nsecs, _x.period_stddev.secs, _x.period_stddev.nsecs, _x.period_max.secs, _x.period_max.nsecs, _x.stamp_age_mean.secs, _x.stamp_age_mean.nsecs, _x.stamp_age_stddev.secs, _x.stamp_age_stddev.nsecs, _x.stamp_age_max.secs, _x.stamp_age_max.nsecs,) = _get_struct_4I15i().unpack(str[start:end])
self.window_start.canon()
self.window_stop.canon()
self.period_mean.canon()
self.period_stddev.canon()
self.period_max.canon()
self.stamp_age_mean.canon()
self.stamp_age_stddev.canon()
self.stamp_age_max.canon()
return self
except struct.error as e:
raise genpy.DeserializationError(e) #most likely buffer underfill
_struct_I = genpy.struct_I
def _get_struct_I():
global _struct_I
return _struct_I
_struct_4I15i = None
def _get_struct_4I15i():
global _struct_4I15i
if _struct_4I15i is None:
_struct_4I15i = struct.Struct("<4I15i")
return _struct_4I15i
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