From c2c6421f0df1f81c229c67d283064fe93a9a7daa Mon Sep 17 00:00:00 2001
From: thecaptain789 <thecaptain789@users.noreply.github.com>
Date: Sat, 7 Feb 2026 03:52:44 +0000
Subject: [PATCH] fix: fall back to mimetypes when puremagic returns empty
 string

---
 llm/utils.py | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/llm/utils.py b/llm/utils.py
index 58194bd6a..4a7ebd68d 100644
--- a/llm/utils.py
+++ b/llm/utils.py
@@ -3,6 +3,7 @@
 import httpx
 import itertools
 import json
+import mimetypes
 import pathlib
 import puremagic
 import re
@@ -46,9 +47,13 @@ def mimetype_from_string(content) -> Optional[str]:
 def mimetype_from_path(path) -> Optional[str]:
     try:
         type_ = puremagic.from_file(path, mime=True)
-        return MIME_TYPE_FIXES.get(type_, type_)
+        if type_:
+            return MIME_TYPE_FIXES.get(type_, type_)
     except puremagic.PureError:
-        return None
+        pass
+    # Fall back to mimetypes for common extensions
+    mime_type, _ = mimetypes.guess_type(str(path))
+    return mime_type
 
 
 def dicts_to_table_string(