Code Execution in Sandbox

from hexr import hexr_agent
from hexr.sandbox import exec

@hexr_agent(name="data-analyst", tenant="acme-corp")
def main():
    result = exec("""
import pandas as pd
import numpy as np

data = pd.DataFrame({
    'revenue': [100, 200, 150, 300, 250],
    'costs': [80, 150, 100, 200, 180],
})
data['profit'] = data['revenue'] - data['costs']
print(data.describe().to_string())
print(f"\\nTotal profit: ${data['profit'].sum()}")
""")
    
    print(result.stdout)
    # →         revenue  costs  profit
    #   count     5.00   5.00    5.00
    #   mean    200.00 142.00   58.00
    #   ...
    #   Total profit: $290

from hexr import hexr_agent, hexr_llm
from hexr.sandbox import exec

@hexr_agent(name="code-agent", tenant="acme-corp")
def main():
    # Ask LLM to generate analysis code
    code = hexr_llm(
        provider="openai",
        model="gpt-4o",
        prompt="Write Python code to calculate the first 20 Fibonacci numbers",
    )
    
    # Execute safely in a microVM
    result = exec(code, language="python", timeout=10)
    
    if result.exit_code == 0:
        print(f"Output: {result.stdout}")
    else:
        print(f"Error: {result.stderr}")

# Python
result = exec("print('Hello from Python')", language="python")

# JavaScript
result = exec("console.log('Hello from Node.js')", language="javascript")

# Shell
result = exec("echo 'Hello from Bash' && uname -a", language="bash")

result = exec(
    code="...",
    language="python",
    timeout=60,          # Max 60 seconds
    memory_mb=512,       # Max 512MB RAM
)