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try:
import usocket as socket
except:
import socket
CONTENT = b"""\
HTTP/1.0 200 OK
Hello #%d from MicroPython!
"""
def main(micropython_optimize=False):
s = socket.socket()
# Binding to all interfaces - server will be accessible to other hosts!
ai = socket.getaddrinfo("0.0.0.0", 8080)
print("Bind address info:", ai)
addr = ai[0][-1]
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.bind(addr)
s.listen(5)
print("Listening, connect your browser to http://<this_host>:8080/")
counter = 0
while True:
res = s.accept()
client_sock = res[0]
client_addr = res[1]
print("Client address:", client_addr)
print("Client socket:", client_sock)
if not micropython_optimize:
# To read line-oriented protocol (like HTTP) from a socket (and
# avoid short read problem), it must be wrapped in a stream (aka
# file-like) object. That's how you do it in CPython:
client_stream = client_sock.makefile("rwb")
else:
# .. but MicroPython socket objects support stream interface
# directly, so calling .makefile() method is not required. If
# you develop application which will run only on MicroPython,
# especially on a resource-constrained embedded device, you
# may take this shortcut to save resources.
client_stream = client_sock
print("Request:")
req = client_stream.readline()
print(req)
while True:
h = client_stream.readline()
if h == b"" or h == b"\r\n":
break
print(h)
client_stream.write(CONTENT % counter)
client_stream.close()
if not micropython_optimize:
client_sock.close()
counter += 1
print()
main()
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