TypeError: can't pickle _cffi_backend.CDataGCP objects

Python Dataflow runner failed with folrowing error

*\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\---*

*p.run().wait_until_finish()*
*File "/home/marappan/sanmgcppy2env/local/lib/python2.7/site-packages/apache_beam/pipeline.py", line 416, in run*
*pickler.dump_session(os.path.join(tmpdir, 'main_session.pickle'))*
*File "/home/marappan/sanmgcppy2env/local/lib/python2.7/site-packages/apache_beam/internal/pickler.py", line 274, in dump_session*
*dill.dump_session(file_path)*
*File "/home/marappan/sanmgcppy2env/local/lib/python2.7/site-packages/dill/_dill.py", line 393, in dump_session*
*pickler.dump(main)*
*File "/usr/lib/python2.7/pickle.py", line 224, in dump*
*self.save(obj)*
*File "/usr/lib/python2.7/pickle.py", line 286, in save*
*f(self, obj) # Call unbound method with explicit self*
*File "/home/marappan/sanmgcppy2env/local/lib/python2.7/site-packages/apache_beam/internal/pickler.py", line 149, in save_module*
*return old_save_module(pickler, obj)*
*File "/home/marappan/sanmgcppy2env/local/lib/python2.7/site-packages/dill/_dill.py", line 1269, in save_module*
*state=_main_dict)*
*File "/usr/lib/python2.7/pickle.py", line 425, in save_reduce*
*save(state)*
*File "/usr/lib/python2.7/pickle.py", line 286, in save*
*f(self, obj) # Call unbound method with explicit self*
*File "/home/marappan/sanmgcppy2env/local/lib/python2.7/site-packages/apache_beam/internal/pickler.py", line 198, in new_save_module_dict*
*return old_save_module_dict(pickler, obj)*
*File "/home/marappan/sanmgcppy2env/local/lib/python2.7/site-packages/dill/_dill.py", line 902, in save_module_dict*
*StockPickler.save_dict(pickler, obj)*
*File "/usr/lib/python2.7/pickle.py", line 655, in save_dict*
*self._batch_setitems(obj.iteritems())*
*File "/usr/lib/python2.7/pickle.py", line 687, in _batch_setitems*
*save(v)*
*File "/usr/lib/python2.7/pickle.py", line 331, in save*
*self.save_reduce(obj=obj, *rv)*
*File "/usr/lib/python2.7/pickle.py", line 425, in save_reduce*
*save(state)*
*File "/usr/lib/python2.7/pickle.py", line 286, in save*
*f(self, obj) # Call unbound method with explicit self*
*File "/home/marappan/sanmgcppy2env/local/lib/python2.7/site-packages/apache_beam/internal/pickler.py", line 198, in new_save_module_dict*
*return old_save_module_dict(pickler, obj)*
*File "/home/marappan/sanmgcppy2env/local/lib/python2.7/site-packages/dill/_dill.py", line 902, in save_module_dict*
*StockPickler.save_dict(pickler, obj)*
*File "/usr/lib/python2.7/pickle.py", line 655, in save_dict*
*self._batch_setitems(obj.iteritems())*
*File "/usr/lib/python2.7/pickle.py", line 687, in _batch_setitems*
*save(v)*
*File "/usr/lib/python2.7/pickle.py", line 331, in save*
*self.save_reduce(obj=obj, *rv)*
*File "/usr/lib/python2.7/pickle.py", line 425, in save_reduce*
*save(state)*
*File "/usr/lib/python2.7/pickle.py", line 286, in save*
*f(self, obj) # Call unbound method with explicit self*
*File "/home/marappan/sanmgcppy2env/local/lib/python2.7/site-packages/apache_beam/internal/pickler.py", line 198, in new_save_module_dict*
*return old_save_module_dict(pickler, obj)*
*File "/home/marappan/sanmgcppy2env/local/lib/python2.7/site-packages/dill/_dill.py", line 902, in save_module_dict*
*StockPickler.save_dict(pickler, obj)*
*File "/usr/lib/python2.7/pickle.py", line 655, in save_dict*
*self._batch_setitems(obj.iteritems())*
*File "/usr/lib/python2.7/pickle.py", line 687, in _batch_setitems*
*save(v)*
*File "/usr/lib/python2.7/pickle.py", line 331, in save*
*self.save_reduce(obj=obj, *rv)*
*File "/usr/lib/python2.7/pickle.py", line 425, in save_reduce*
*save(state)*
*File "/usr/lib/python2.7/pickle.py", line 286, in save*
*f(self, obj) # Call unbound method with explicit self*
*File "/home/marappan/sanmgcppy2env/local/lib/python2.7/site-packages/apache_beam/internal/pickler.py", line 198, in new_save_module_dict*
*return old_save_module_dict(pickler, obj)*
*File "/usr/lib/python2.7/pickle.py", line 655, in save_dict*
*self._batch_setitems(obj.iteritems())*
*File "/usr/lib/python2.7/pickle.py", line 687, in _batch_setitems*
*save(v)*
*File "/usr/lib/python2.7/pickle.py", line 306, in save*
*rv = reduce(self.proto)*
*TypeError: can't pickle _cffi_backend.CDataGCP objects*

*\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\--\---*

Imported from Jira [BEAM-7935](https://issues.apache.org/jira/browse/BEAM-7935). Original Jira may contain additional context.
Reported by: marappag.