tests/extmod/socket_fileno.py


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# Test socket.fileno() functionality

try:
    import socket
except ImportError:
    print("SKIP")
    raise SystemExit

if not hasattr(socket.socket, "fileno"):
    print("SKIP")
    raise SystemExit

s = socket.socket()
print(s.fileno() >= 0)

s.close()
print(s.fileno())  #  should print -1