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from pydecor import export
from pyVHDLModel.VHDLModel import Modes
from pyGHDL.libghdl import name_table
from pyGHDL.libghdl.vhdl import nodes
__all__ = []
__api__ = __all__
@export
class GHDLBaseException(Exception):
pass
@export
class LibGHDLException(GHDLBaseException):
pass
@export
class GHDLException(GHDLBaseException):
pass
@export
class GHDLMixin:
_MODE_TRANSLATION = {
nodes.Iir_Mode.In_Mode: Modes.In,
nodes.Iir_Mode.Out_Mode: Modes.Out,
nodes.Iir_Mode.Inout_Mode: Modes.InOut,
nodes.Iir_Mode.Buffer_Mode: Modes.Buffer,
nodes.Iir_Mode.Linkage_Mode: Modes.Linkage
}
@classmethod
def _ghdlNodeToName(cls, node):
"""Return the python string from node :param:`node` identifier"""
return name_table.Get_Name_Ptr(nodes.Get_Identifier(node)).decode("utf-8")
@classmethod
def _ghdlPortToMode(cls, port):
"""Return the mode of a port."""
try:
return cls._MODE_TRANSLATION[nodes.Get_Mode(port)]
except KeyError:
raise LibGHDLException("Unknown mode.")
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