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Improve error messages formatting in doc loaders (#4586)

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# Cosmetic in errors formatting

Added appropriate spacing to the `ImportError` message in a bunch of
document loaders to enhance trace readability (including Google Drive,
Youtube, Confluence and others). This change ensures that the error
messages are not displayed as a single line block, and that the `pip
install xyz` commands can be copied to clipboard from terminal easily.

## Who can review?

@eyurtsev
This commit is contained in:
Andrea Pinto 2023-05-12 19:03:39 +02:00 committed by GitHub
parent 570d057db4
commit 1e5d25b93c
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8 changed files with 28 additions and 28 deletions
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6
langchain/document_loaders/image_captions.py
View File

@ -40,8 +40,8 @@ class ImageCaptionLoader(BaseLoader):
from transformers import BlipForConditionalGeneration, BlipProcessor from transformers import BlipForConditionalGeneration, BlipProcessor
except ImportError: except ImportError:
raise ValueError( raise ValueError(
"transformers package not found, please install with" "`transformers` package not found, please install with "
"`pip install transformers`" "`pip install transformers`."
) )
processor = BlipProcessor.from_pretrained(self.blip_processor) processor = BlipProcessor.from_pretrained(self.blip_processor)
@ -67,7 +67,7 @@ class ImageCaptionLoader(BaseLoader):
from PIL import Image from PIL import Image
except ImportError: except ImportError:
raise ValueError( raise ValueError(
"PIL package not found, please install with `pip install pillow`" "`PIL` package not found, please install with `pip install pillow`"
) )
try: try:

6
langchain/document_loaders/pdf.py
View File

@ -194,7 +194,7 @@ class PDFMinerLoader(BasePDFLoader):
from pdfminer.high_level import extract_text # noqa:F401 from pdfminer.high_level import extract_text # noqa:F401
except ImportError: except ImportError:
raise ValueError( raise ValueError(
"pdfminer package not found, please install it with " "`pdfminer` package not found, please install it with "
"`pip install pdfminer.six`" "`pip install pdfminer.six`"
) )
@ -222,7 +222,7 @@ class PDFMinerPDFasHTMLLoader(BasePDFLoader):
from pdfminer.high_level import extract_text_to_fp # noqa:F401 from pdfminer.high_level import extract_text_to_fp # noqa:F401
except ImportError: except ImportError:
raise ValueError( raise ValueError(
"pdfminer package not found, please install it with " "`pdfminer` package not found, please install it with "
"`pip install pdfminer.six`" "`pip install pdfminer.six`"
) )
@ -256,7 +256,7 @@ class PyMuPDFLoader(BasePDFLoader):
import fitz # noqa:F401 import fitz # noqa:F401
except ImportError: except ImportError:
raise ValueError( raise ValueError(
"PyMuPDF package not found, please install it with " "`PyMuPDF` package not found, please install it with "
"`pip install pymupdf`" "`pip install pymupdf`"
) )

2
langchain/document_loaders/s3_file.py
View File

@ -22,7 +22,7 @@ class S3FileLoader(BaseLoader):
import boto3 import boto3
except ImportError: except ImportError:
raise ValueError( raise ValueError(
"Could not import boto3 python package. " "Could not import `boto3` python package. "
"Please install it with `pip install boto3`." "Please install it with `pip install boto3`."
) )
s3 = boto3.client("s3") s3 = boto3.client("s3")