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import gradio as gr
import subprocess
import matplotlib.pyplot as plt
import traceback
import sys
import io
import numpy as np
from PIL import Image
def run_code(code):
try:
if any(bad_cmd in code for bad_cmd in ['rm', 'os', 'shutil']):
return "Error: This command is not allowed."
# Capture the standard output
old_stdout = sys.stdout
sys.stdout = io.StringIO()
local_env = {'plt': plt, 'subprocess': subprocess}
exec(code, {}, local_env)
output = sys.stdout.getvalue()
sys.stdout = old_stdout
buf = io.BytesIO()
plt.savefig(buf, format='png')
buf.seek(0)
img = Image.open(buf)
img_array = np.array(img)
plt.close()
if np.array(img_array).sum() > 0:
return img_array
return noplot()
except Exception as e:
return noplot()
def noplot():
fig, ax = plt.subplots()
ax.text(0.5, 0.5, "Required: matplotlib", fontsize=20, ha='center', va='center')
ax.axis('off')
buf = io.BytesIO()
plt.savefig(buf, format='png')
buf.seek(0)
img = Image.open(buf)
plt.close()
return np.array(img)
interface = gr.Interface(
fn=run_code,
inputs=gr.Code(language="python", label="code"),
outputs=gr.Image(type="numpy", label="Output"),
title="matplotlib-graph-creation",
)
interface.launch()
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