QueueDrawer Class Reference

Inheritance diagram for QueueDrawer:

Public Member Functions
	__init__ (self, queue=None, label=None, *args, **kwargs)
	terminate (self)
	new_output_filename (self)

Public Attributes
	queue = queue
	The queue to handle.
	label = label
	The label for writing to the queue.
bool	use_cpp = True
	We want to use cpp for sure.
	manager = multiprocessing.Manager()
	We store the files in a list and this list must be accessible also in multiprocessing, so we us a manager here.
	file_list = self.manager.list([])
	The list of created paths.

Detailed Description

A wrapper around the svg drawer in the tracking package that
writes its output files as a list to the queue

Definition at line 16 of file wrapper.py.

Constructor & Destructor Documentation

__init__()

__init__	(		self,
			queue = None,
			label = None,
		*	args,
		**	kwargs )

 The same as the base class, except:

Arguments
---------

queue: The queue to write to
label: The key name in the queue

Definition at line 23 of file wrapper.py.

    def __init__(self, queue=None, label=None, *args, **kwargs):
        """ The same as the base class, except:
 
        Arguments
        ---------
 
        queue: The queue to write to
        label: The key name in the queue
        """
        
        self.queue = queue
 
        
        self.label = label
 
        CDCSVGDisplayModule.__init__(self, interactive=False, *args, **kwargs)
 
        
        self.use_cpp = True
 
        
        self.manager = multiprocessing.Manager()
 
        
        self.file_list = self.manager.list([])
 

Member Function Documentation

new_output_filename()

new_output_filename

(

self

)

 Overwrite the function to listen for every new filename 

Definition at line 57 of file wrapper.py.

    def new_output_filename(self):
        """ Overwrite the function to listen for every new filename """
        output_file_name = CDCSVGDisplayModule.new_output_filename(self)
        self.file_list.append(output_file_name)
        return output_file_name
 
 

terminate()

terminate

(

self

)

 Overwrite the terminate to put the list to the queue

Definition at line 49 of file wrapper.py.

    def terminate(self):
        """ Overwrite the terminate to put the list to the queue"""
        CDCSVGDisplayModule.terminate(self)
        file_list = self.file_list
        files = [file_list[i] for i in range(len(file_list))]
        if self.queue:
            self.queue.put(self.label, files)
 

Member Data Documentation

file_list

file_list = self.manager.list([])

The list of created paths.

Definition at line 47 of file wrapper.py.

label

label = label

The label for writing to the queue.

Definition at line 36 of file wrapper.py.

manager

manager = multiprocessing.Manager()

We store the files in a list and this list must be accessible also in multiprocessing, so we us a manager here.

Definition at line 44 of file wrapper.py.

queue

queue = queue

The queue to handle.

Definition at line 33 of file wrapper.py.

use_cpp

bool use_cpp = True

We want to use cpp for sure.

Definition at line 41 of file wrapper.py.

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The documentation for this class was generated from the following file:

• tracking/scripts/tracking/ipython_tools/wrapper.py