Patch Logger (#2117)

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## Changes
<!-- Summary of your changes that are easy to understand. Add
screenshots when necessary, they're helpful to illustrate the before and
after state -->
### What does this PR do?
An Attempt to improve current info logging and fix failing tests since
pytest default the level to warn instead of debug which is required by
the test.

### Relevant implementation details

### Caveats/things to watch out for when reviewing:

### Linked issues
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Resolves #..

closes #2116 

### Functionality

- [ ] added relevant user documentation
- [ ] added new CLI command
- [ ] modified existing command: `databricks labs lakebridge ...`
- [ ] ... +add your own

### Tests
<!-- How is this tested? Please see the checklist below and also
describe any other relevant tests -->

- [ ] manually tested
- [ ] added unit tests
- [ ] added integration tests

Author: sundarshankar89

src/databricks/labs/lakebridge/base_install.py

@@ -1,7 +1,5 @@
 import sys
 
-from databricks.labs.blueprint.logger import install_logger
-from databricks.labs.blueprint.entrypoint import get_logger
 from databricks.sdk.core import with_user_agent_extra
 
 from databricks.labs.lakebridge.cli import lakebridge
@@ -10,11 +8,9 @@
 
 
 def main() -> None:
-    install_logger()
     with_user_agent_extra("cmd", "install")
 
-    logger = get_logger(__file__)
-    logger.setLevel("INFO")
+    logger = lakebridge.get_logger()
 
     installer = _installer(
         ws=lakebridge.create_workspace_client(),

src/databricks/labs/lakebridge/cli.py

@@ -15,7 +15,7 @@
 from databricks.sdk import WorkspaceClient
 
 from databricks.labs.blueprint.cli import App
-from databricks.labs.blueprint.entrypoint import get_logger, is_in_debug
+from databricks.labs.blueprint.entrypoint import is_in_debug
 from databricks.labs.blueprint.installation import RootJsonValue, JsonObject, JsonValue
 from databricks.labs.blueprint.tui import Prompts
 
@@ -43,6 +43,8 @@
 
 # Subclass to allow controlled access to protected methods.
 class Lakebridge(App):
+    _logger_instance: logging.Logger | None = None
+
     def create_workspace_client(self) -> WorkspaceClient:
         """Create a workspace client, with the appropriate product and version information.
 
@@ -51,9 +53,15 @@ def create_workspace_client(self) -> WorkspaceClient:
         self._patch_databricks_host()
         return self._workspace_client()
 
+    def get_logger(self) -> logging.Logger:
+        if self._logger_instance is None:
+            self._logger_instance = self._logger
+            self._logger_instance.setLevel(logging.INFO)
+        return self._logger_instance
+
 
 lakebridge = Lakebridge(__file__)
-logger = get_logger(__file__)
+logger = lakebridge.get_logger()
 
 
 def raise_validation_exception(msg: str) -> NoReturn:
@@ -811,6 +819,8 @@ def analyze(
 
 
 if __name__ == "__main__":
-    lakebridge()
+    app = lakebridge
+    logger = app.get_logger()
     if is_in_debug():
         logger.setLevel(logging.DEBUG)
+    app()

tests/unit/test_install.py

@@ -1549,6 +1549,8 @@ def test_no_reconfigure_if_noninteractive(
         ),
     )
 
+    logging.getLogger("databricks.labs.lakebridge").setLevel(logging.DEBUG)
+
     installer = ws_installer(
         ctx.workspace_client,
         ctx.prompts,