fix: no module named importlib_resources

openedx_cmi5_xblock/__init__.py

@@ -2,4 +2,4 @@
 
 from .openedx_cmi5_xblock import CMI5XBlock
 
-__version__ = '0.1.0'
+__version__ = '0.1.1'

openedx_cmi5_xblock/openedx_cmi5_xblock.py

@@ -10,7 +10,6 @@
 import xml.etree.ElementTree as ET
 import zipfile
 
-import importlib_resources
 import requests
 from django.conf import settings
 from django.core.files.base import ContentFile
@@ -37,6 +36,16 @@
     send_xapi_to_external_lrs,
 )
 
+try:
+    # Older Open edX releases (Redwood and earlier) install a backported version of
+    # importlib.resources: https://pypi.org/project/importlib-resources/
+    import importlib_resources
+except ModuleNotFoundError:
+    # Starting with Sumac, Open edX drops importlib-resources in favor of the standard library:
+    # https://docs.python.org/3/library/importlib.resources.html#module-importlib.resources
+    from importlib import resources as importlib_resources
+
+
 logger = logging.getLogger(__name__)
 
 
@@ -648,7 +657,11 @@ def workbench_scenarios():
 
 def resource_string(path):
     """Handy helper for getting resources from our kit."""
-    data = importlib_resources.files(__name__).joinpath(path).read_bytes()
+    try:
+        data = importlib_resources.files(__name__).joinpath(path).read_bytes()
+    except TypeError:
+        data = importlib_resources.files(__package__).joinpath(path).read_bytes()
+    return data.decode("utf8")
     return data.decode('utf8')