enable logging in python program

cozopy/Cargo.toml

@@ -11,5 +11,6 @@ crate-type = ["cdylib"]
 [dependencies]
 serde_json = "1.0.81"
 anyhow = "1.0.58"
+env_logger = "0.9.0"
 pyo3 = { version = "0.16.5", features = ["extension-module"] }
 cozo = { path = ".." }

cozopy/src/lib.rs

@@ -36,6 +36,7 @@ impl CozoDbPy {
     #[new]
     #[args(create_if_missing = true, destroy_on_exit = false)]
     fn new(path: &str, create_if_missing: bool, destroy_on_exit: bool) -> PyResult<Self> {
+        let _ = env_logger::try_init();
         let builder = DbBuilder::default()
             .path(path)
             .create_if_missing(create_if_missing)