debug: more debugging code

Author: rokm

tests/test_libraries.py

@@ -2321,7 +2321,16 @@ def test_schwifty(pyi_builder):
 def test_eccodes_gribapi(pyi_builder):
     @isolated.decorate
     def _get_library_path():
+        import logging
+        logging.basicConfig(level=loggin.DEBUG)
+
         import os
+        os.environ['ECCODES_PYTHON_TRACE_LIB_SEARCH'] = '1'
+
+        import findlibs
+        findlibs.logger.setLevel(logging.DEBUG)
+        findlibs.logger.addHandler(logging.StreamHandler())
+
         import eccodes
         import gribapi
         import gribapi.bindings