29 lines
990 B
Python
29 lines
990 B
Python
import json
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import sys
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import types
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from typing import Dict, Union
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def execute_python(source: str) -> Union[Dict, str]:
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"""
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Evaluate a Python program and return the globals it declared.
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Can be used to compute mathematical expressions.
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Args:
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source: contain valid, executable and pure Python code. Should also import any required Python packages.
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For example: "import math\nresult = math.cos(2) * 10"
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Returns:
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dict | str: A dictionary containing variables declared, or an error message if an exception occurred.
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"""
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namespace = {}
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sys.stderr.write(f"Executing Python program:\n{source}\n")
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exec(source, namespace)
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results = {
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k: v
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for k, v in namespace.items()
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if not k.startswith('_') and not isinstance(v, type) and not callable(v) and not isinstance(v, types.ModuleType)
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}
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sys.stderr.write(f"Results: {json.dumps(results, indent=2)}\n")
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return results
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