micropython: add micropython component

components/language/micropython/tests/extmod/usocket_udp_nonblock.py

@@ -0,0 +1,20 @@
+# test non-blocking UDP sockets
+
+try:
+    import usocket as socket, uerrno as errno
+except ImportError:
+    try:
+        import socket, errno
+    except ImportError:
+        print("SKIP")
+        raise SystemExit
+
+
+s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+s.bind(socket.getaddrinfo("127.0.0.1", 8000)[0][-1])
+s.settimeout(0)
+
+try:
+    s.recv(1)
+except OSError as er:
+    print("EAGAIN:", er.errno == errno.EAGAIN)