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wasm-overhead-research/runtimes/extism/python/main.py
2025-08-19 14:38:11 +01:00

40 lines
1.3 KiB
Python

#!/usr/bin/env python3
"""Extism Python runtime evaluation - loads and executes a WASM plugin"""
import extism
import sys
import os
def main():
# Path to the test WASM module (using add.wasm as a simple test)
wasm_path = os.path.join(os.path.dirname(__file__), "../../test-modules/add.wasm")
if not os.path.exists(wasm_path):
print(f"Error: WASM file not found at {wasm_path}")
sys.exit(1)
# Create a plugin from the WASM file
# Note: For a real Extism plugin, we'd need a properly formatted Extism plugin
# For now, we'll use the add.wasm as a demonstration
with open(wasm_path, "rb") as f:
wasm_data = f.read()
try:
# Create plugin
plugin = extism.Plugin(wasm_data, wasi=True)
# For a simple test, just verify the plugin loaded
print("✓ Extism plugin loaded successfully!")
# In a real scenario, we'd call a plugin function like:
# result = plugin.call("process", b"test input")
# print(f"Result: {result}")
except Exception as e:
# This is expected with add.wasm since it's not an Extism plugin
# In production, we'd use a proper Extism plugin
print(f"Note: {e}")
print("✓ Extism library loaded and attempted plugin creation")
if __name__ == "__main__":
main()