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# Test basic, stand-alone TCP socket functionality
try:
import usocket as socket, uerrno as errno
except ImportError:
try:
import socket, errno
except ImportError:
print("SKIP")
raise SystemExit
# recv() on a fresh socket should raise ENOTCONN
s = socket.socket()
try:
s.recv(1)
except OSError as er:
print("ENOTCONN:", er.args[0] == errno.ENOTCONN)
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