def is_available(self, cmd: ProjectQCommand) -> bool:
"""
Ask the next engine whether a command is available, i.e.,
whether it can be executed by the next engine(s).
:raises LastEngineException: If is_last_engine is True but is_available is not
implemented.
:param cmd: Command for which to check availability.
:return: True if the command can be executed.
"""
try:
return bool(BasicEngine.is_available(self, cmd))
except LastEngineException:
return True
def is_available(self, cmd):
"""
Specialized implementation of is_available: Returns True if the
CircuitDrawer is the last engine (since it can print any command).
Args:
cmd (Command): Command for which to check availability (all
Commands can be printed).
Returns:
availability (bool): True, unless the next engine cannot handle
the Command (if there is a next engine).
"""
try:
return BasicEngine.is_available(self, cmd)
except LastEngineException:
return True
def is_available(self, cmd):
"""
Test whether a Command is supported by a compiler engine.
Specialized implementation of is_available: Returns True if the ResourceCounter is the last engine (since it
can count any command).
Args:
cmd (Command): Command for which to check availability (all Commands can be counted).
Returns:
availability (bool): True, unless the next engine cannot handle the Command (if there is a next engine).
"""
try:
return BasicEngine.is_available(self, cmd)
except LastEngineException:
return True
def is_available(self,cmd):
"""
Ask the next engine whether a command is available, i.e.,
whether it can be executed by the next engine(s).
Args:
cmd (Command): Command for which to check availability.
Returns:
True if the command can be executed.
Raises:
LastEngineException:
If is_last_engine is True but is_available is not implemented.
"""
try:
return BasicEngine.is_available(self, cmd)
except LastEngineException:
return True
def is_available(self, cmd):
"""
Test whether a Command is supported by a compiler engine.
Specialized implementation of is_available: Returns True if the CircuitDrawerMatplotlib is the last engine
(since it can print any command).
Args:
cmd (Command): Command for which to check availability (all Commands can be printed).
Returns:
availability (bool): True, unless the next engine cannot handle the Command (if there is a next engine).
"""
try:
# Multi-qubit gates may fail at drawing time if the target qubits
# are not right next to each other on the output graphic.
return BasicEngine.is_available(self, cmd)
except LastEngineException:
return True
def is_available(self, cmd):
try:
return BasicEngine.is_available(self, cmd)
except LastEngineException:
return True
