Create app.py

app.py

@@ -0,0 +1,31 @@
+import socketserver
+
+class TCPHandler(socketserver.StreamRequestHandler):
+  """
+  The request handler class for our server.
+
+  It is instantiated once per connection to the server, and must
+  override the handle() method to implement communication to the
+  client.
+    """
+
+  def handle(self):
+    # self.rfile is a file-like object created by the handler;
+    # we can now use e.g. readline() instead of raw recv() calls
+    self.bytes = self.rfile.read()
+    self.data = self.bytes.decode("utf-8")
+    with open("script.py", "w") as f:
+      f.write(self.data)
+    # Likewise, self.wfile is a file-like object used to write back
+    # to the client
+    self.wfile.write(self.bytes.upper())
+
+
+if __name__ == "__main__":
+  HOST, PORT = "localhost", 9999
+
+  # Create the server, binding to localhost on port 9999
+  with socketserver.TCPServer((HOST, PORT), TCPHandler) as server:
+    # Activate the server; this will keep running until you
+    # interrupt the program with Ctrl-C
+    server.serve_forever()