Fix entry_points deprecation (hardbyte#1233)

* Fix entry_points deprectaion * Format code with black * Undo change that shall be in a separate PR Co-authored-by: felixdivo <felixdivo@users.noreply.github.com>

Author: felixdivo

can/interfaces/__init__.py

@@ -32,14 +32,16 @@
 try:
  from importlib.metadata import entry_points
 
- entry = entry_points()
- if "can.interface" in entry:
- BACKENDS.update(
- {
- interface.name: tuple(interface.value.split(":"))
- for interface in entry["can.interface"]
- }
- )
+ try:
+ entries = entry_points(group="can.interface")
+ except TypeError:
+ # Fallback for Python <3.10
+ # See https://docs.python.org/3/library/importlib.metadata.html#entry-points, "Compatibility Note"
+ entries = entry_points().get("can.interface", [])
+
+ BACKENDS.update(
+ {interface.name: tuple(interface.value.split(":")) for interface in entries}
+ )
 except ImportError:
  from pkg_resources import iter_entry_points