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.gitignore

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+test*

README.md

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+---
+title: Multitac
+emoji: 💻
+colorFrom: indigo
+colorTo: green
+sdk: gradio
+sdk_version: 3.29.0
+app_file: app.py
+pinned: false
+---
+
+Multiple people can connect from different browsers to a shared game state of tic-tac-toe
+Let's play a round!! Your move

app.py

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+import gradio as gr
+import numpy as np
+
+ENFORCE_RULES = False
+MAX_EVENTS = 10
+
+board_state = np.full((3, 3), "")
+turn_state = ["X", 0]
+event_log = []
+
+def place(evt: gr.SelectData, gr_request: gr.Request):
+    if evt.value:
+        return board_state, "\n".join(event_log)
+    
+    client_id = hash(gr_request.client.host[0])
+    if ENFORCE_RULES and client_id == turn_state[1]:
+        return board_state, update_events("may not move twice in a row")
+    
+    turn_state[1] = client_id
+    row, column = evt.index
+    board_state[row, column] = turn_state[0]
+    
+    if (board_state[row,:] == turn_state[0]).all() or (board_state[:,column] == turn_state[0]).all():
+        return board_state, update_events("has won!!!!")
+        
+    
+    turn_state[0] = "O" if turn_state[0] == "X" else "X"
+    return board_state, update_events("made the last move")
+
+def reset(gr_request: gr.Request):
+    board_state.fill("")
+
+    turn_state[0] = "X"
+    turn_state[1] = hash(gr_request.client.host[0])
+
+    return board_state, update_events("has reset the board state")
+
+
+def update_events(message=None):
+    if message:
+        event_log.append(f"player {turn_state[1] % 10000} {message}, {turn_state[0]} moves next")
+        if len(event_log) > MAX_EVENTS:
+            event_log.pop(0)
+    return "\n".join(event_log)
+
+def refresh_display():
+    return board_state, "\n".join(event_log)
+
+
+with gr.Blocks(analytics_enabled=False) as demo:
+    events = gr.Textbox(interactive=False, label="Turn")
+    board = gr.Dataframe(interactive=False, type="array")
+
+    board.select(place, [], [board, events])
+
+    reset_button = gr.Button(value="Reset Board")
+    reset_button.click(reset, [], [board, events])
+
+    demo.load(refresh_display, [], [board, events])
+
+    # this causes gradio frontend to freeze with orange borders on my machine
+    #demo.load(refresh_display, [], [board, events], every=10) 
+
+demo.queue()
+demo.launch()