class PaxosNode:
def propose(self, value):
proposal_id = self.generate_proposal_id()
promises = self.send_prepare(proposal_id)

if self.majority(promises):
value = self.get_highest_value(promises) or value
acceptances = self.send_accept(proposal_id, value)

if self.majority(acceptances):
self.send_commit(value)

def send_prepare(self, proposal_id):
# Sends prepare requests to all other nodes
pass

def send_accept(self, proposal_id, value):
# Sends accept requests to all other nodes
pass

def send_commit(self, value):
# Sends commit requests to all other nodes
pass

def majority(self, responses):
# Checks if a majority of nodes have responded
return len(responses) > (self.num_nodes // 2)