On Fri, Jul 15 2022, David Bremner wrote:

> If the bindings are installed, use them to avoid one exec of notmuch
> search per message.

tnx. continues to work for me where I have symlink to nmbug in ~/bin/.
some time in the future i'll investigate whether i get 
python3 path/to/nmbug.zip ... working but not today...

the series looks good to me.

Tomi

> ---
>  notmuch-git.py | 33 ++++++++++++++++++++++++++++-----
>  1 file changed, 28 insertions(+), 5 deletions(-)
>
> I decided to leave the old (slow) path in for now, since it is fast
> enough for use of nmbug to manage notmuch developement tags.
>
>
> diff --git a/notmuch-git.py b/notmuch-git.py
> index 4d9887c8..ceb86fbc 100644
> --- a/notmuch-git.py
> +++ b/notmuch-git.py
> @@ -698,6 +698,32 @@ def _is_unmerged(ref='@{upstream}'):
>          stdout=_subprocess.PIPE, wait=True)
>      return base != fetch_head
>  
> +class DatabaseCache:
> +    def __init__(self):
> +        try:
> +            from notmuch2 import Database
> +            self._notmuch = Database()
> +        except ImportError:
> +            self._notmuch = None
> +        self._known = {}
> +
> +    def known(self,id):
> +        if id in self._known:
> +            return self._known[id];
> +
> +        if self._notmuch:
> +            try:
> +                _ = self._notmuch.find(id)
> +                self._known[id] = True
> +            except LookupError:
> +                self._known[id] = False
> +        else:
> +            (_, stdout, stderr) = _spawn(
> +                args=['notmuch', 'search', '--output=files', 'id:{0}'.format(id)],
> +                stdout=_subprocess.PIPE,
> +                wait=True)
> +            self._known[id] = stdout != None
> +        return self._known[id]
>  
>  @timed
>  def get_status():
> @@ -705,14 +731,11 @@ def get_status():
>          'deleted': {},
>          'missing': {},
>          }
> +    db = DatabaseCache()
>      with PrivateIndex(repo=NOTMUCH_GIT_DIR, prefix=TAG_PREFIX) as index:
>          maybe_deleted = index.diff(filter='D')
>          for id, tags in maybe_deleted.items():
> -            (_, stdout, stderr) = _spawn(
> -                args=['notmuch', 'search', '--output=files', 'id:{0}'.format(id)],
> -                stdout=_subprocess.PIPE,
> -                wait=True)
> -            if stdout:
> +            if db.known(id):
>                  status['deleted'][id] = tags
>              else:
>                  status['missing'][id] = tags
> -- 
> 2.35.1
>
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