Remove dead code

src/backend/InvenTree/InvenTree/helpers.py

@@ -5,7 +5,6 @@ import hashlib
 import inspect
 import io
 import json
-import os.path
 import re
 from decimal import Decimal, InvalidOperation
 from pathlib import Path
@@ -295,7 +294,7 @@ def getLogoImage(as_file: bool = False, custom: bool = True, backup: bool = True
     return None
 
 
-def getSplashScreen(custom=True):
+def getSplashScreen(custom: bool = True):
     """Return the InvenTree splash screen, or a custom splash if available."""
     static_storage = StaticFilesStorage()
 
@@ -316,24 +315,6 @@ def getCustomOption(reference: str):
     return settings.CUSTOMIZE.get(reference, None)
 
 
-def TestIfImageURL(url):
-    """Test if an image URL (or filename) looks like a valid image format.
-
-    Simply tests the extension against a set of allowed values
-    """
-    return os.path.splitext(os.path.basename(url))[-1].lower() in [
-        '.jpg',
-        '.jpeg',
-        '.j2k',
-        '.png',
-        '.bmp',
-        '.tif',
-        '.tiff',
-        '.webp',
-        '.gif',
-    ]
-
-
 def str2bool(text, test=True) -> bool:
     """Test if a string 'looks' like a boolean value.
 

src/backend/InvenTree/InvenTree/tests.py

@@ -642,14 +642,6 @@ class TestHelpers(TestCase):
                 InvenTree.helpers_model.construct_absolute_url(url), expected
             )
 
-    def test_image_url(self):
-        """Test if a filename looks like an image."""
-        for name in ['ape.png', 'bat.GiF', 'apple.WeBP', 'BiTMap.Bmp']:
-            self.assertTrue(helpers.TestIfImageURL(name))
-
-        for name in ['no.doc', 'nah.pdf', 'whatpng']:
-            self.assertFalse(helpers.TestIfImageURL(name))
-
     def test_str2bool(self):
         """Test string to boolean conversion."""
         for s in ['yes', 'Y', 'ok', '1', 'OK', 'Ok', 'tRuE', 'oN']: