def get_random_peer_having_piece(self, index):
ready_peers = []
for peer in self.peers:
if peer.is_unchoked() and peer.am_interested() and peer.has_piece(index):
ready_peers.append(peer)
return random.choice(ready_peers) if ready_peers else None
def unchoked_peers_count(self):
cpt = 0
for peer in self.peers:
if peer.is_unchoked():
cpt += 1
return cpt
def has_unchoked_peers(self):
for peer in self.peers:
if peer.is_unchoked():
return True
return False
