"Unable to import module 'lambda_function': cannot import name 'cygrpc' from 'grpc._cython' (/var/task/grpc/_cython/__init__.py)",

[karthik2215]

I am working aws lambda function but i got this error "Unable to import module 'lambda_function': cannot import name 'cygrpc' from 'grpc._cython' (/var/task/grpc/_cython/init.py)", how to solve ??