chore(native): Use correct file name for python module loading (#6935)

Author: ovr

packages/cubejs-backend-native/js/index.ts

@@ -248,7 +248,7 @@ export interface PyConfiguration {
     contextToApiScopes?: () => Promise<string[]>
 }
 
-export const pythonLoadConfig = async (content: string, options: { file: string }): Promise<PyConfiguration> => {
+export const pythonLoadConfig = async (content: string, options: { fileName: string }): Promise<PyConfiguration> => {
   if (isFallbackBuild()) {
     throw new Error('Python is not supported in fallback build');
   }

packages/cubejs-backend-native/src/python/entry.rs

@@ -8,7 +8,11 @@ use pyo3::prelude::*;
 use pyo3::types::{PyDict, PyFunction, PyList, PyString, PyTuple};
 
 fn python_load_config(mut cx: FunctionContext) -> JsResult<JsPromise> {
-    let config_file_content = cx.argument::<JsString>(0)?.value(&mut cx);
+    let file_content_arg = cx.argument::<JsString>(0)?.value(&mut cx);
+    let options_arg = cx.argument::<JsObject>(1)?;
+    let options_file_name = options_arg
+        .get::<JsString, _, _>(&mut cx, "fileName")?
+        .value(&mut cx);
 
     let (deferred, promise) = cx.promise();
     let channel = cx.channel();
@@ -22,7 +26,7 @@ fn python_load_config(mut cx: FunctionContext) -> JsResult<JsPromise> {
         ));
         PyModule::from_code(py, cube_conf_code, "__init__.py", "cube.conf")?;
 
-        let config_module = PyModule::from_code(py, &config_file_content, "config.py", "")?;
+        let config_module = PyModule::from_code(py, &file_content_arg, &options_file_name, "")?;
         let settings_py = if config_module.hasattr("__execution_context_locals")? {
             let execution_context_locals = config_module.getattr("__execution_context_locals")?;
             execution_context_locals.get_item("settings")?

packages/cubejs-backend-native/test/python.test.ts

@@ -8,21 +8,21 @@ const suite = native.isFallbackBuild() ? xdescribe : describe;
 // TODO(ovr): Find what is going wrong with parallel tests & python on Linux
 const darwinSuite = process.platform === 'darwin' && !native.isFallbackBuild() ? describe : xdescribe;
 
-async function loadConfigurationFile(file: string) {
-  const content = await fs.readFile(path.join(process.cwd(), 'test', file), 'utf8');
+async function loadConfigurationFile(fileName: string) {
+  const content = await fs.readFile(path.join(process.cwd(), 'test', fileName), 'utf8');
   console.log('content', {
     content,
-    file
+    fileName
   });
 
   const config = await native.pythonLoadConfig(
     content,
     {
-      file
+      fileName
     }
   );
 
-  console.log(`loaded config ${file}`, config);
+  console.log(`loaded config ${fileName}`, config);
 
   return config;
 }

packages/cubejs-backend-native/test/python.ts

@@ -17,7 +17,7 @@ import * as native from '../js';
   const config = await native.pythonLoadConfig(
     content,
     {
-      file: 'config.py'
+      fileName: 'config.py'
     }
   );
 

packages/cubejs-backend-native/test/python_async_bench.ts

@@ -17,7 +17,7 @@ import * as native from '../js';
   const config = await native.pythonLoadConfig(
     content,
     {
-      file: 'config.py'
+      fileName: 'config.py'
     }
   );
 

packages/cubejs-server/src/server/container.ts

@@ -339,17 +339,21 @@ export class ServerContainer {
   }
 
   protected async loadConfigurationFromPythonFile(): Promise<CreateOptions> {
-    const file = await fsAsync.readFile(
+    const content = await fsAsync.readFile(
       path.join(process.cwd(), 'cube.py'),
       'utf-8'
     );
 
     if (this.configuration.debug) {
-      console.log('Loaded python configuration file', file);
+      console.log('Loaded python configuration file', content);
     }
 
-    const config = await pythonLoadConfig(file, {
-      file: 'cube.py',
+    return this.loadConfigurationFromPythonMemory(content);
+  }
+
+  protected async loadConfigurationFromPythonMemory(content: string): Promise<CreateOptions> {
+    const config = await pythonLoadConfig(content, {
+      fileName: 'cube.py',
     });
 
     return config as any;