Add conditional import to fix importlib not available in python 3.7

Signed-off-by: noklam <nok.lam.chan@quantumblack.com>

kedro/framework/cli/utils.py

@@ -17,7 +17,8 @@
 from typing import Any, Dict, Iterable, List, Mapping, Sequence, Set, Tuple, Union
 
 import click
-import importlib_metadata
+
+from kedro.utils import importlib_metadata
 
 CONTEXT_SETTINGS = dict(help_option_names=["-h", "--help"])
 MAX_SUGGESTIONS = 3

kedro/utils.py

@@ -2,8 +2,17 @@
 of kedro package.
 """
 import importlib
+import sys
 from typing import Any
 
+# backward compatiblity
+if sys.version_info >= (3, 8):
+    from importlib import (  # noqa: F401 # pylint: disable=unused-import,
+        metadata as importlib_metadata,
+    )
+else:
+    import importlib_metadata  # noqa: F401 # pylint: disable=unused-import
+
 
 def load_obj(obj_path: str, default_obj_path: str = "") -> Any:
     """Extract an object from a given path.