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accessibles: provide global counter

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Change-Id: I65f4c8a1c0944e29c51eea1d40cdbbdb91c2ad18
Reviewed-on: https://forge.frm2.tum.de/review/18211
Tested-by: JenkinsCodeReview <bjoern_pedersen@frm2.tum.de>
Reviewed-by: Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>
This commit is contained in:
Enrico Faulhaber 2018-06-19 13:53:48 +02:00
parent 22645b449b
commit 33e6ded5b8
1 changed files with 17 additions and 5 deletions
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22
secop/modules.py
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@ -59,7 +59,15 @@ from secop.datatypes import DataType, EnumType, TupleOf, StringType, FloatRange,
EVENT_ONLY_ON_CHANGED_VALUES = False
class Parameter(object):
class CountedObj(object):
ctr = [0]
def __init__(self):
cl = self.__class__.ctr
cl[0] += 1
self.ctr = cl[0]
class Parameter(CountedObj):
"""storage for Parameter settings + value + qualifiers
if readonly is False, the value can be changed (by code, or remote)
@ -88,6 +96,7 @@ class Parameter(object):
timestamp=0,
optional=False,
ctr=None):
super(Parameter, self).__init__()
if not isinstance(datatype, DataType):
if issubclass(datatype, DataType):
# goodie: make an instance from a class (forgotten ()???)
@ -112,7 +121,7 @@ class Parameter(object):
self.timestamp = 0
def __repr__(self):
return '%s(%s)' % (self.__class__.__name__, ', '.join(
return '%s_%d(%s)' % (self.__class__.__name__, self.ctr, ', '.join(
['%s=%r' % (k, v) for k, v in sorted(self.__dict__.items())]))
def copy(self):
@ -136,13 +145,15 @@ class Parameter(object):
return self.datatype.export_value(self.value)
class Override(object):
class Override(CountedObj):
"""Stores the overrides to ba applied to a Parameter
note: overrides are applied by the metaclass during class creating
"""
def __init__(self, **kwds):
super(Override, self).__init__()
self.kwds = kwds
self.kwds['ctr'] = self.ctr
def apply(self, paramobj):
if isinstance(paramobj, Parameter):
@ -160,10 +171,11 @@ class Override(object):
paramobj)
class Command(object):
class Command(CountedObj):
"""storage for Commands settings (description + call signature...)
"""
def __init__(self, description, arguments=None, result=None, optional=False):
super(Command, self).__init__()
# descriptive text for humans
self.description = description
# list of datatypes for arguments
@ -174,7 +186,7 @@ class Command(object):
self.optional = optional
def __repr__(self):
return '%s(%s)' % (self.__class__.__name__, ', '.join(
return '%s_%d(%s)' % (self.__class__.__name__, self.ctr, ', '.join(
['%s=%r' % (k, v) for k, v in sorted(self.__dict__.items())]))
def for_export(self):