indicate pipeline name

[JaumeAmoresDS]

set_pipe (function_name, pipeline_name)

if pipeline_name != 'None' and pipeline_name not in self.pipelines:
   self.pipelines.append (pipeline_name)

for pipeline in self.pipelines:
   self.create_pipeline (pipeline)

def create_pipeline (pipeline=None):
    if pipeline is None:
        pipeline = self.file_name_without_extension
    function_list = self.get_function_list (pipeline=pipeline)

get_function_list (self, ..., pipeline=None):
   if pipeline is not None:
        function_list = (... and f.pipeline==pipeline)