pods/examples/pod-lispyclouds-sqlite/pod-lispyclouds-sqlite.py
Michiel Borkent 98d4f81432 Add example
2020-05-20 13:55:37 +02:00

61 lines
1.4 KiB
Python
Executable file

#!/usr/bin/env python3
import json
import sqlite3
import sys
from bcoding import bencode, bdecode
def read():
return dict(bdecode(sys.stdin.buffer))
def write(obj):
sys.stdout.buffer.write(bencode(obj))
sys.stdout.flush()
def debug(*msg):
with open("/tmp/debug.log", "a") as f:
f.write(str(msg) + "\n")
def main():
while True:
msg = read()
debug("msg", msg)
op = msg["op"]
if op == "describe":
write(
{
"format": "json",
"namespaces": [{"name": "pod.lispyclouds.sqlite",
"vars": [{"name": "execute!"}]}]}
)
elif op == "invoke":
var = msg["var"]
id = msg["id"]
args = json.loads(msg["args"])
debug(args)
conn = sqlite3.connect("/tmp/babashka.db")
c = conn.cursor()
result = None
if var == "pod.lispyclouds.sqlite/execute!":
try:
result = c.execute(*args)
except Exception as e:
debug(e)
value = json.dumps(result.fetchall())
debug("value", value)
write({"value": value, "id": id, "status": ["done"]})
conn.commit()
conn.close()
if __name__ == "__main__":
main()