Package roslaunch :: Module pmon :: Class Process

Class Process

object --+
         |
        Process

Known Subclasses:

Basic process representation for ProcessMonitor. Must be subclassed to provide actual start()/stop() implementations.

Constructor *must* be called from the Python Main thread in order for signal handlers to register properly.

Instance Methods

__init__(self, package, name, args, env, respawn=False, respawn_delay=0.0, required=False)
x.__init__(...) initializes x; see help(type(x)) for signature

source code

__str__(self)
str(x)

source code

dict { str: val }

get_info(self)
Get all data about this process in dictionary form

source code

start(self)

source code

is_alive(self)

source code

should_respawn(self)
Returns: False if process should not respawn floating point seconds until respawn otherwise

source code

stop(self, errors=None)
Stop the process.

source code

get_exit_description(self)

source code

Inherited from object: __delattr__, __format__, __getattribute__, __hash__, __new__, __reduce__, __reduce_ex__, __repr__, __setattr__, __sizeof__, __subclasshook__

Properties
Inherited from `object`: `__class__`

Method Details

init(self, package, name, args, env, respawn=False, respawn_delay=0.0, required=False)
(Constructor)

source code

x.__init__(...) initializes x; see help(type(x)) for signature

Overrides: object.__init__: (inherited documentation)

str(self)
(Informal representation operator)

source code

str(x)

Overrides: object.__str__: (inherited documentation)

get_info(self)

source code

Get all data about this process in dictionary form

Returns: dict { str: val }: dictionary of all relevant process properties

should_respawn(self)

source code

Returns:: False if process should not respawn floating point seconds until respawn otherwise

stop(self, errors=None)

source code

Stop the process. Record any significant error messages in the errors parameter

Parameters:

errors ([str]) - error messages. stop() will record messages into this list.

Class Process

__init__(self, package, name, args, env, respawn=False, respawn_delay=0.0, required=False) (Constructor)

__str__(self) (Informal representation operator)

get_info(self)

should_respawn(self)

stop(self, errors=None)

init(self, package, name, args, env, respawn=False, respawn_delay=0.0, required=False)
(Constructor)

str(self)
(Informal representation operator)