Added summary block + filename, match count, and line number in output

MP1/server.py

@@ -11,16 +11,27 @@ server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
 server_socket.bind((HOST, PORT))
 server_socket.listen()
 
-# print(f"Server listening on {HOST}:{PORT}")
+print(f"Server listening on {HOST}:{PORT}")
 
 while True:
     conn, addr = server_socket.accept()
-    # print(f"Connected by {addr}")
+    print(f"Connected by {addr}")
 
     command = conn.recv(65536)
     # print("Received Grep Command:", command.decode())
 
-    result = subprocess.run(shlex.split(command.decode()), capture_output=True, text=True)
+    command_args = shlex.split(command.decode())
+
+    if not command_args or command_args[0] != "grep":
+        response = "Invalid command. Please use the 'grep' command."
+        conn.sendall(response.encode())
+        conn.close()
+        continue
+
+    command_args.insert(1, "-n")
+
+    result = subprocess.run(command_args, capture_output=True, text=True)
+   
     conn.sendall(result.stdout.encode())
 
     conn.close()