More robust _called_from_test pattern

Author: simonw

sqlite_utils/cli.py

@@ -3106,7 +3106,8 @@ def plugins_list():
     click.echo(json.dumps(get_plugins(), indent=2))
 
 
-pm.hook.register_commands(cli=cli)
+if not getattr(sys, "_called_from_test", False):
+    pm.hook.register_commands(cli=cli)
 
 
 def _render_common(title, values):

sqlite_utils/plugins.py

@@ -5,7 +5,7 @@
 pm = pluggy.PluginManager("sqlite_utils")
 pm.add_hookspecs(hookspecs)
 
-if not hasattr(sys, "_called_from_test"):
+if not getattr(sys, "_called_from_test", False):
     # Only load plugins if not running tests
     pm.load_setuptools_entrypoints("sqlite_utils")