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app.py
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| 1 |
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# pixal_agent_full.py
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| 2 |
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import os
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| 3 |
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import datetime
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| 4 |
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import gradio as gr
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| 5 |
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import requests
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from typing import Optional, List
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| 7 |
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from langchain.llms.base import LLM
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| 8 |
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from langchain.agents import initialize_agent, AgentType
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| 9 |
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from langchain.tools import Tool, load_tools
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| 10 |
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from langchain.tools.python.tool import PythonREPLTool
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| 11 |
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| 12 |
+
# ββββββββββββββββββββββββββββββ
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| 13 |
+
# β
GitHub Models LLM
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| 14 |
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# ββββββββββββββββββββββββββββββ
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| 15 |
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class GitHubModelLLM(LLM):
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model: str = "openai/gpt-4.1"
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endpoint: str = "https://models.github.ai/inference"
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token: Optional[str] = None
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@property
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def _llm_type(self) -> str:
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return "github_models_api"
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def _call(self, prompt: str, stop: Optional[List[str]] = None) -> str:
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if not self.token:
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raise ValueError("GitHub API tokenμ΄ νμν©λλ€.")
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headers = {
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"Authorization": f"Bearer {self.token}",
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"Content-Type": "application/json",
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}
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body = {"model": self.model, "messages": [{"role": "user", "content": prompt}]}
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resp = requests.post(f"{self.endpoint}/chat/completions", json=body, headers=headers)
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if resp.status_code != 200:
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raise ValueError(f"API μ€λ₯: {resp.status_code} - {resp.text}")
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return resp.json()["choices"][0]["message"]["content"]
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| 39 |
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# ββββββββββββββββββββββββββββββ
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| 40 |
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# β
LLM μ€μ
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| 41 |
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# ββββββββββββββββββββββββββββββ
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| 42 |
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token = os.getenv("GITHUB_TOKEN") or os.getenv("token")
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| 43 |
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if not token:
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print("β οΈ GitHub Tokenμ΄ νμν©λλ€. μ: setx GITHUB_TOKEN your_token")
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| 45 |
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| 46 |
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llm = GitHubModelLLM(model="openai/gpt-4.1", token=token)
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| 47 |
+
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| 48 |
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# ββββββββββββββββββββββββββββββ
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| 49 |
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# β
LangChain κΈ°λ³Έ λꡬ λΆλ¬μ€κΈ°
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| 50 |
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# ββββββββββββββββββββββββββββββ
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| 51 |
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tools = load_tools(
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["duckduckgo-search", "requests-all", "llm-math", "wikipedia", "youtube-search"],
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llm=llm
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)
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| 55 |
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| 56 |
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# ββββββββββββββββββββββββββββββ
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| 57 |
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# β
Python μ€ν λꡬ (LangChain λ΄μ₯)
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| 58 |
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# ββββββββββββββββββββββββββββββ
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| 59 |
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python_tool = PythonREPLTool()
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| 60 |
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tools.append(Tool(name="python_repl", func=python_tool.run, description="Python μ½λλ₯Ό μ€νν©λλ€."))
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| 61 |
+
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| 62 |
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# ββββββββββββββββββββββββββββββ
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| 63 |
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# β
νμΌ λꡬ
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| 64 |
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# ββββββββββββββββββββββββββββββ
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| 65 |
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BASE_DIR = os.path.join(os.getcwd(), "pixal_files")
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| 66 |
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os.makedirs(BASE_DIR, exist_ok=True)
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| 67 |
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| 68 |
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def file_write(data: str) -> str:
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try:
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name, content = data.split("\n", 1)
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path = os.path.join(BASE_DIR, name.strip())
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| 72 |
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with open(path, "w", encoding="utf-8") as f:
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f.write(content)
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return f"β
νμΌ μ μ₯λ¨: {path}"
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| 75 |
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except Exception as e:
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return f"β οΈ νμΌ μ μ₯ μ€λ₯: {e}"
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+
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| 78 |
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def file_read(filename: str) -> str:
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path = os.path.join(BASE_DIR, filename.strip())
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| 80 |
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if not os.path.exists(path):
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return "β νμΌ μμ"
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| 82 |
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with open(path, "r", encoding="utf-8") as f:
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return f.read()
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| 85 |
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def file_list(_="") -> str:
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| 86 |
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return "\n".join(os.listdir(BASE_DIR))
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| 87 |
+
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| 88 |
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def file_delete(filename: str) -> str:
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| 89 |
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path = os.path.join(BASE_DIR, filename.strip())
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| 90 |
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if os.path.exists(path):
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os.remove(path)
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return f"ποΈ μμ μλ£: {filename}"
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return "β νμΌ μμ"
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| 94 |
+
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| 95 |
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# ββββββββββββββββββββββββββββββ
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| 96 |
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# β
μκ° λꡬ
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| 97 |
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# ββββββββββββββββββββββββββββββ
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| 98 |
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def time_now(_=""):
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now = datetime.datetime.now(datetime.timezone(datetime.timedelta(hours=9)))
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| 100 |
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return f"νμ¬ μκ°: {now.strftime('%Y-%m-%d %H:%M:%S')} (Asia/Seoul)"
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| 101 |
+
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| 102 |
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# ββββββββββββββββββββββββββββββ
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| 103 |
+
# β
λꡬ λ±λ‘
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| 104 |
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# ββββββββββββββββββββββββββββββ
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| 105 |
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tools.extend([
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| 106 |
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Tool(name="file_write", func=file_write, description="νμΌμ μμ±/μμ ν©λλ€."),
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| 107 |
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Tool(name="file_read", func=file_read, description="νμΌ λ΄μ©μ μ½μ΅λλ€."),
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| 108 |
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Tool(name="file_list", func=file_list, description="νμΌ λͺ©λ‘μ νμν©λλ€."),
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| 109 |
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Tool(name="file_delete", func=file_delete, description="νμΌμ μμ ν©λλ€."),
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| 110 |
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Tool(name="time_now", func=time_now, description="νμ¬ μκ°μ λ°νν©λλ€."),
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| 111 |
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])
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| 112 |
+
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| 113 |
+
# ββββββββββββββββββββββββββββββ
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| 114 |
+
# β
Agent μ΄κΈ°ν
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| 115 |
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# βββββββββββββββββββββοΏ½οΏ½οΏ½ββββββββ
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| 116 |
+
agent = initialize_agent(
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| 117 |
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tools,
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| 118 |
+
llm,
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| 119 |
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agent_type=AgentType.ZERO_SHOT_REACT_DESCRIPTION,
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| 120 |
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verbose=True
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| 121 |
+
)
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| 122 |
+
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| 123 |
+
# ββββββββββββββββββββββββββββββ
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| 124 |
+
# β
Gradio UI
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| 125 |
+
# ββββββββββββββββββββββββββββββ
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| 126 |
+
def chat(message, history):
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| 127 |
+
try:
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| 128 |
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response = agent.run(message)
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| 129 |
+
except Exception as e:
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| 130 |
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response = f"β οΈ μ€λ₯: {e}"
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| 131 |
+
history = history + [(message, response)]
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| 132 |
+
return history, history
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| 133 |
+
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| 134 |
+
with gr.Blocks(theme=gr.themes.Soft(), title="PIXAL Assistant (LangChain + GitHub LLM)") as demo:
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| 135 |
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gr.Markdown("""
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| 136 |
+
## π€ PIXAL Assistant
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| 137 |
+
**LangChain κΈ°λ° λ©ν°ν΄ μμ΄μ νΈ**
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| 138 |
+
π§° DuckDuckGo Β· Wikipedia Β· YouTube Β· Math Β· Requests Β· Python REPL Β· File Β· Time
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| 139 |
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""")
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| 140 |
+
chatbot = gr.Chatbot(label="PIXAL λν", height=600, latex=True)
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| 141 |
+
msg = gr.Textbox(label="λ©μμ§", placeholder="λͺ
λ Ή λλ μ§λ¬Έμ μ
λ ₯νμΈμ...")
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| 142 |
+
clear = gr.Button("μ΄κΈ°ν")
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| 143 |
+
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| 144 |
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msg.submit(chat, [msg, chatbot], [chatbot, chatbot])
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| 145 |
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clear.click(lambda: None, None, chatbot, queue=False)
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| 146 |
+
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| 147 |
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if __name__ == "__main__":
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| 148 |
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demo.launch(server_name="0.0.0.0", server_port=7860)
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