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Fall back on guessed MIME type when requested multi-modal content doesn't have Content-Type header #1613

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Fall back on guessed MIME type when requested multi-modal content doesn't have Content-Type header #1613

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47c83bf
Cloudflare not returning Content-Type?
kylesf Apr 28, 2025
e636e5e
maybe better
kylesf May 1, 2025
4c4e0d0
Merge branch 'main' into gemini_video_gaurds
kylesf May 1, 2025
94f7484
bettter
kylesf May 1, 2025
43d8f1a
handle other content types
kylesf May 1, 2025
5672666
Merge branch 'main' into gemini_video_gaurds
kylesf May 2, 2025
bf4e2a9
Merge branch 'pydantic:main' into gemini_video_gaurds
kylesf May 6, 2025
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12 changes: 10 additions & 2 deletions pydantic_ai_slim/pydantic_ai/models/gemini.py
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Original file line number Diff line number Diff line change
Expand Up @@ -346,9 +346,17 @@ async def _map_user_prompt(self, part: UserPromptPart) -> list[_GeminiPartUnion]
client = cached_async_http_client()
response = await client.get(item.url, follow_redirects=True)
response.raise_for_status()
mime_type = response.headers['Content-Type'].split(';')[0]
content_type = response.headers.get('Content-Type')
if content_type:
mime_type = content_type.split(';')[0]
else:
mime_type = item.media_type

inline_data = _GeminiInlineDataPart(
inline_data={'data': base64.b64encode(response.content).decode('utf-8'), 'mime_type': mime_type}
inline_data={
'data': base64.b64encode(response.content).decode('utf-8'),
'mime_type': mime_type,
}
)
content.append(inline_data)
else:
Expand Down
18 changes: 15 additions & 3 deletions pydantic_ai_slim/pydantic_ai/models/openai.py
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Original file line number Diff line number Diff line change
Expand Up @@ -446,15 +446,23 @@ async def _map_user_prompt(part: UserPromptPart) -> chat.ChatCompletionUserMessa
response = await client.get(item.url)
response.raise_for_status()
base64_encoded = base64.b64encode(response.content).decode('utf-8')
audio_format: Any = response.headers['content-type'].removeprefix('audio/')
content_type = response.headers['content-type']
if content_type:
audio_format: Any = content_type.removeprefix('audio/')
else:
audio_format = item.media_type.removeprefix('audio/')
audio = InputAudio(data=base64_encoded, format=audio_format)
content.append(ChatCompletionContentPartInputAudioParam(input_audio=audio, type='input_audio'))
elif isinstance(item, DocumentUrl):
client = cached_async_http_client()
response = await client.get(item.url)
response.raise_for_status()
base64_encoded = base64.b64encode(response.content).decode('utf-8')
media_type = response.headers.get('content-type').split(';')[0]
content_type = response.headers.get('content-type')
if content_type:
media_type = content_type.split(';')[0]
else:
media_type = item.media_type
file_data = f'data:{media_type};base64,{base64_encoded}'
file = File(file=FileFile(file_data=file_data, filename=f'filename.{item.format}'), type='file')
content.append(file)
Expand Down Expand Up @@ -775,7 +783,11 @@ async def _map_user_prompt(part: UserPromptPart) -> responses.EasyInputMessagePa
response = await client.get(item.url)
response.raise_for_status()
base64_encoded = base64.b64encode(response.content).decode('utf-8')
media_type = response.headers.get('content-type').split(';')[0]
content_type = response.headers.get('content-type')
if content_type:
media_type = content_type.split(';')[0]
else:
media_type = item.media_type
content.append(
responses.ResponseInputFileParam(
type='input_file',
Expand Down
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