python.AtlasSemantics.VarHandleKeySemantics Class Reference

Inheritance diagram for python.AtlasSemantics.VarHandleKeySemantics:

Collaboration diagram for python.AtlasSemantics.VarHandleKeySemantics:

Public Member Functions
def	__init__ (self, cpp_type)
def	store (self, value)

Private Attributes
	_type
	_isCond
	_mode

Static Private Attributes
tuple	__handled_types__ = (re.compile(r"SG::.*HandleKey<.*>$"),)

Detailed Description

Semantics for all data handle keys (Read, Write, Decor, Cond).

Definition at line 26 of file AtlasSemantics.py.

Constructor & Destructor Documentation

__init__()

def python.AtlasSemantics.VarHandleKeySemantics.__init__	(		self,
			cpp_type
	)

Definition at line 32 of file AtlasSemantics.py.

    def __init__(self, cpp_type):
        super().__init__(cpp_type)
        # Deduce actual handle type
        self._type = next(GaudiConfig2.semantics.extract_template_args(cpp_type))
        self._isCond = 'CondHandle' in cpp_type
 
        if cpp_type.startswith("SG::Read"):
            self._mode = "R"
        elif cpp_type.startswith("SG::Write"):
            self._mode = "W"
        else:
            raise TypeError(f"C++ type {cpp_type} not supported")
 

Member Function Documentation

store()

def python.AtlasSemantics.VarHandleKeySemantics.store	(		self,
			value
	)

Definition at line 45 of file AtlasSemantics.py.

    def store(self, value):
        if isinstance(value, DataHandle):
            v = value.Path
        elif isinstance(value, str):
            v = value
        else:
            raise TypeError(f"cannot assign {value!r} ({type(value)}) to {self.name}"
                            ", expected string or DataHandle")
        return DataHandle(v, self._mode, self._type, self._isCond)
 
 

Member Data Documentation

__handled_types__

tuple python.AtlasSemantics.VarHandleKeySemantics.__handled_types__ = (re.compile(r"SG::.*HandleKey<.*>$"),)

staticprivate

Definition at line 30 of file AtlasSemantics.py.

_isCond

python.AtlasSemantics.VarHandleKeySemantics._isCond

private

Definition at line 36 of file AtlasSemantics.py.

_mode

python.AtlasSemantics.VarHandleKeySemantics._mode

private

Definition at line 39 of file AtlasSemantics.py.

_type

python.AtlasSemantics.VarHandleKeySemantics._type

private

Definition at line 35 of file AtlasSemantics.py.

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

• AtlasSemantics.py