Merge pull request #713 from AnswerDotAI/fix/712

fix `detect_mime` missing import

Author: jph00

fastcore/xtras.py

@@ -154,6 +154,7 @@ def img_bytes(img, fmt='PNG'):
 def detect_mime(data):
     "Get the MIME type for bytes `data`, covering common PDF, audio, video, and image types"
     import mimetypes
+    from fastcore import imghdr
     for (sig,pos),mime in _sigs.items():
         if data[pos:pos+len(sig)]==sig: return mime(data) if callable(mime) else mime
     return mimetypes.types_map.get(f'.{imghdr.what(None, h=data)}')

nbs/03_xtras.ipynb

@@ -567,6 +567,7 @@
     "def detect_mime(data):\n",
     "    \"Get the MIME type for bytes `data`, covering common PDF, audio, video, and image types\"\n",
     "    import mimetypes\n",
+    "    from fastcore import imghdr\n",
     "    for (sig,pos),mime in _sigs.items():\n",
     "        if data[pos:pos+len(sig)]==sig: return mime(data) if callable(mime) else mime\n",
     "    return mimetypes.types_map.get(f'.{imghdr.what(None, h=data)}')"