/usr/lib/python2.7/dist-packages/PyTango/globals.py is in python-pytango 8.1.8-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# This file is part of PyTango (http://www.tinyurl.com/PyTango)
#
# Copyright 2006-2012 CELLS / ALBA Synchrotron, Bellaterra, Spain
# Copyright 2013-2014 European Synchrotron Radiation Facility, Grenoble, France
#
# Distributed under the terms of the GNU Lesser General Public License,
# either version 3 of the License, or (at your option) any later version.
# See LICENSE.txt for more info.
# ------------------------------------------------------------------------------
"""
This is an internal PyTango module.
"""
__all__ = [ "get_class", "get_classes", "get_cpp_class", "get_cpp_classes",
"get_constructed_class", "get_constructed_classes",
"class_factory", "delete_class_list",
"class_list", "cpp_class_list", "constructed_class"]
__docformat__ = "restructuredtext"
# list of tuple<DeviceClass class, DeviceImpl class, tango device class name>
class_list = []
# list of tuple<DeviceClass name, tango device class name>
cpp_class_list = []
# list of DeviceClass objects, one for each registered device class
constructed_class = []
def get_classes():
global class_list
return class_list
def get_class(name):
for klass_info in get_classes():
if klass_info[2] == name:
return klass_info
return None
def get_class_by_class(klass):
for klass_info in get_classes():
if klass_info[0] == klass:
return klass_info
return None
def get_cpp_classes():
global cpp_class_list
return cpp_class_list
def get_cpp_class(name):
for klass_info in get_cpp_classes():
if klass_info[1] == name:
return klass_info
return None
def get_constructed_classes():
global constructed_class
return constructed_class
def get_constructed_class(name):
for klass in get_constructed_classes():
if klass.get_name() == name:
return klass
return None
def get_constructed_class_by_class(klass):
for k in get_constructed_classes():
if k.__class__ == klass:
return k
return None
#
# A method to delete Tango classes from Python
#
def delete_class_list():
global constructed_class
if len(constructed_class) != 0:
del(constructed_class[:])
#
# A generic class_factory method
#
def class_factory():
local_class_list = get_classes()
local_cpp_class_list = get_cpp_classes()
if ((len(local_class_list) + len(local_cpp_class_list)) == 0):
print('Oups, no Tango class defined within this device server !!!')
print('Sorry, but I exit')
import sys
sys.exit()
# Call the delete_class_list function in order to clear the global
# constructed class Python list. This is necessary only in case of
# ServerRestart command
delete_class_list()
local_constructed_class = get_constructed_classes()
for class_info in local_class_list:
device_class_class = class_info[0]
tango_device_class_name = class_info[2]
device_class = device_class_class(tango_device_class_name)
local_constructed_class.append(device_class)
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