def _findFirstTraceInsideTensorFlowPyLibrary(self, op):
    'Find the first trace of an op that belongs to the TF Python library.'
    for trace in op.traceback:
        if source_utils.guess_is_tensorflow_py_library(trace.filename):
            return trace
Find the first trace of an op that belongs to the TF Python library.
def _findFirstTraceInsideTensorFlowPyLibrary(self, op):
    
    for trace in op.traceback:
        if source_utils.guess_is_tensorflow_py_library(trace.filename):
            return trace