def sign_proposal(tx_context, proposal):
"""Sign a proposal
:param tx_context: transaction context
:param proposal: proposal to sign on
:return: Signed proposal
"""
proposal_bytes = proposal.SerializeToString()
sig = tx_context.sign(proposal_bytes)
signed_proposal = proposal_pb2.SignedProposal()
signed_proposal.signature = sig
signed_proposal.proposal_bytes = proposal_bytes
return signed_proposal
def sign_proposal(signing_identity, proposal):
""" Sign a proposal
Args:
signing_identity: id to sign with
proposal: proposal to sign on
Returns: Signed proposal
"""
proposal_bytes = proposal.SerializeToString()
sig = signing_identity.sign(proposal_bytes)
signed_proposal = proposal_pb2.SignedProposal()
signed_proposal.signature = sig
signed_proposal.proposal_bytes = proposal_bytes
return signed_proposal