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app.py

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+import gradio as gr
+import os
+from crewai import Agent, LLM, Task, Crew, Process
+from crewai_tools import SerperDevTool
+
+serper_api_key = os.getenv("SERPER_API_KEY")
+
+
+llm=LLM(
+    model="gemini/gemini-2.5-flash",
+    api_key=os.getenv("Gemini_API_key")
+)
+
+
+search_tool = SerperDevTool(api_key=serper_api_key)
+
+
+game_desiner = Agent(
+    role="Creative Game Designer",
+    goal="Come up with fun, feasible game concepts and detailed mechanics based on user idea",
+    backstory=(
+        "You are an experienced game designer."
+        "You excel at turning vague ideas into clear, exciting game designs including:"
+        "- core loop, rules, win/lose conditions"
+        "- basic entities (player, enemies, items)"
+        "- controls and feel"
+        "Keep it simple enough to implement in pure Python + Pygame in one file."
+    ),
+    llm=llm,
+    verbose=True,
+)
+
+senior_python_developer = Agent(
+    role="Senior Python Game Developer",
+    goal="Write clean, working Python code (using Pygame) for the described game",
+    backstory=(
+        "You are a senior software engineer specialized in Python game development with Pygame."
+        "You write structured, readable code with:"
+        "- Proper game loop, event handling, drawing"
+        "- Comments explaining key parts"
+        "- Error handling where needed"
+        "You always produce a complete, runnable .py file."
+    ),
+    llm=llm,
+    tools=[search_tool],
+    verbose=True,
+)
+
+qa_engineer = Agent(
+    role="QA Engineer & Code Reviewer",
+    goal="Test, review, and improve the code for bugs, playability, and completeness",
+    backstory=(
+        "You are a meticulous QA engineer and code reviewer."
+        "You carefully check:"
+        "- Does the code run without errors?"
+        "- Does it implement ALL the designed features?"
+        "- Is it fun/playable? Any obvious balance issues?"
+        "- Code style, variable names, comments"
+        "Suggest fixes or small improvements and output the FINAL improved code."
+    ),
+    llm=llm,
+    verbose=True,
+)
+
+
+task_design = Task(
+    description=(
+        "Take the user's game idea: {game_idea}"
+        "1. Clarify and expand it into a fun, simple 2D game"
+        "2. Describe: objective, controls, entities, win/lose"
+        "3. Keep scope small (one level, basic mechanics)"
+        "Output format:"
+        "## Game Design Document\n"
+        "- Title: ...\n"
+        "- Genre: ...\n"
+        "- Objective: ...\n"
+        "- Controls: ...\n"
+        "- Entities: ...\n"
+        "- Mechanics: ..."
+    ),
+    expected_output="A clear markdown game design document",
+    agent=game_desiner,
+)
+
+task_code = Task(
+    description=(
+        "Using the game design from the previous task"
+        "Write a COMPLETE, standalone Python script using Pygame that implements the game."
+        "- Include import pygame, sys, random (if needed)"
+        "- Full game loop, init, events, update, draw"
+        "- Make it runnable with python game.py"
+        "- Add simple comments"
+        "- The main game loop must be exposed in the python code, it should not be inside any function like main"
+        "- Final answer MUST be ONLY the Python code and Instructions on how to play the game"
+    ),
+    expected_output="A complete runnable python script",
+    agent=senior_python_developer,
+)
+
+task_review = Task(
+    description=(
+        "Review the Python code from the previous task."
+        "1. Check for syntax/runtime errors"
+        "2. Verify it matches the design document"
+        "3. Test mentally: does it have init, loop, quit handling, drawing?"
+        "4. Suggest fixes/improvements if needed"
+        "5. Output the FINAL, improved, ready-to-run code"
+        "Your final answer MUST be ONLY the complete Python code along with the instructions on how to play the game"
+    ),
+    expected_output="Final Polished, runnable pygame python script and instructions on how to play the game",
+    agent=qa_engineer,
+    context=[task_design, task_code],
+)
+
+
+game_crew = Crew(
+    agents=[game_desiner, senior_python_developer, qa_engineer],
+    tasks=[task_design, task_code, task_review],
+    process=Process.sequential,
+    verbose=True,
+)
+
+
+async def generate_game_code(game_idea: str) -> str:
+    """Generates game code based on the provided game idea using CrewAI."""
+    if not game_idea:
+        return "Please enter a game idea to generate code."
+    try:
+        result = await game_crew.kickoff_async(inputs={"game_idea": game_idea})
+        return result
+    except Exception as e:
+        return f"An error occurred: {e}"
+
+
+custom_css = """
+body { background-color: #1a1a2e; color: #e0e0e0; }
+.gradio-container { background-color: #16213e; border-radius: 10px; }
+.panel-nav { background-color: #0f3460; }
+.block-title { color: #e94560; }
+.label { color: #e0e0e0; }
+.input-textbox textarea { background-color: #0f3460; color: #e0e0e0; border: 1px solid #e94560; }
+.output-textbox textarea { background-color: #0f3460; color: #e0e0e0; border: 1px solid #e94560; }
+.gr-button { background-color: #e94560; color: white; border: none; padding: 10px 20px; border-radius: 5px; cursor: pointer; transition: background-color 0.3s ease; }
+.gr-button:hover { background-color: #ba324d; }
+"""
+
+
+iface = gr.Interface(
+    fn=generate_game_code,
+    inputs=gr.Textbox(lines=2, label="Enter your game idea", placeholder="e.g., A fun endless runner where a character jumps over obstacles"),
+    outputs=gr.Textbox(lines=15, label="Generated Game Code and Instructions"),
+    title="<h1 style='color:#e94560;'>Game Creator AI</h1>",
+    description="<p style='color:#e0e0e0;'>Enter your game idea below and let AI design, code, and review a simple Pygame project for you and gives the Python code and Instructions of the Game .</p>",
+    css=custom_css,
+    allow_flagging="never"
+)
+
+
+iface.launch(debug=True, share=True)

requirements.txt

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+crewai
+gradio
+crewai_tools