create server socket port 4221

app/main.py

@@ -1,15 +1,13 @@
-# Uncomment this to pass the first stage
-# import socket
+import socket
 
 
 def main():
-    # You can use print statements as follows for debugging, they'll be visible when running tests.
+    # You can use print statements as follows for debugging,
+    # they'll be visible when running tests.
     print("Logs from your program will appear here!")
 
-    # Uncomment this to pass the first stage
-    #
-    # server_socket = socket.create_server(("localhost", 4221), reuse_port=True)
-    # server_socket.accept() # wait for client
+    server_socket = socket.create_server(("localhost", 4221), reuse_port=True)
+    server_socket.accept()  # wait for client
 
 
 if __name__ == "__main__":

pyproject.toml

@@ -0,0 +1,2 @@
+[tool.black]
+line-length = 79