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custom django command for promo logos
added path vailidity verification and IOError handling added option to overwrite existing logo and force flag improved uppon suggestions mistake correction fixed string conversion bugs and logical error corrected path conversion f better error handling and corrections ajout d'une section de documentation pour la feature copié coller fixed documentation bullet points added resampling clean up error handling removed useless IOError
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core/management/commands/add_promo_logo.py
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41
core/management/commands/add_promo_logo.py
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import pathlib
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from django.apps import apps
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from django.core.management.base import BaseCommand
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from PIL import Image, UnidentifiedImageError
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class Command(BaseCommand):
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def add_arguments(self, parser):
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parser.add_argument("number", type=int)
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parser.add_argument("path", type=pathlib.Path)
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parser.add_argument("-f", "--force", action="store_true")
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def handle(self, number: int, path: pathlib.Path, force: int, *args, **options):
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if not path.exists() or path.is_dir():
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self.stderr.write(f"{path} is not a file or does not exist")
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return
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dest_path = (
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pathlib.Path(apps.get_app_config("core").path)
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/ "static"
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/ "core"
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/ "img"
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/ f"promo_{number}.png"
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)
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if dest_path.exists() and not force:
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over = input("File already exists, do you want to overwrite it? (y/N):")
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if over.lower() != "y":
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self.stdout.write("exiting")
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return
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try:
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im = Image.open(path)
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im.resize((120, 120), resample=Image.Resampling.LANCZOS).save(
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dest_path, format="PNG"
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)
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self.stdout.write(
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f"Promo logo moved and resized successfully at {dest_path}"
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)
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except UnidentifiedImageError:
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self.stderr.write("image cannot be opened and identified.")
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@ -12,6 +12,15 @@ nouveau logo d'une promo. C'est un processus manuel.
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de faire cette opération manuellement, ça prend quelques
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minutes et on est certain de la qualité à la fin.
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### avec une commande django
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```bash
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./manage.py add_promo_logo numero_de_promo chemin_dacces_du_logo
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```
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options:
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* `--force/-f` pour automatiquement écraser les logos de promo avec le même nom.
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### manuellement
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Les logos de promo sont à manuellement ajouter dans le projet.
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Ils se situent dans le dossier `core/static/core/img/`.
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