CI: Dont check for dev0 in maint branches (mne-tools#11003)

* CI: Dont check for dev0 in maint branches [skip actions] [skip circle]

* FIX: Import check [skip actions] [skip circle]

* FIX: No need for extra print

* FIX: Forgot [skip actions] [skip circle]

* FIX: Err [skip actions] [skip circle]

azure-pipelines.yml

@@ -184,7 +184,7 @@ stages:
         set -e
         which mne
         mne sys_info -pd
-        mne sys_info -pd | grep "^mne: .*dev0.*$"
+        python ./tools/check_mne_location.py
       displayName: Print config
     - bash: source tools/get_testing_version.sh
       displayName: 'Get testing version'

tools/check_mne_location.py

@@ -0,0 +1,10 @@
+#!/usr/bin/env python
+
+from pathlib import Path
+import mne
+want_mne_dir = Path(__file__).parent.parent / 'mne'
+got_mne_dir = Path(mne.__file__).parent
+want_mne_dir = want_mne_dir.resolve()
+got_mne_dir = got_mne_dir.resolve()
+print(f'Expected import mne from:\n{want_mne_dir}\nAnd got:\n{got_mne_dir}')
+assert want_mne_dir == got_mne_dir