id stringlengths 14 16 | text stringlengths 44 2.73k | source stringlengths 49 115 |
|---|---|---|
94c29283a1e6-0 | .ipynb
.pdf
BigQuery Loader
Contents
Basic Usage
Specifying Which Columns are Content vs Metadata
Adding Source to Metadata
BigQuery Loader#
Load a BigQuery query with one document per row.
from langchain.document_loaders import BigQueryLoader
BASE_QUERY = '''
SELECT
id,
dna_sequence,
organism
FROM (
SELECT
... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/bigquery.html |
94c29283a1e6-1 | Specifying Which Columns are Content vs Metadata#
loader = BigQueryLoader(BASE_QUERY, page_content_columns=["dna_sequence", "organism"], metadata_columns=["id"])
data = loader.load()
print(data)
[Document(page_content='dna_sequence: ATTCGA\norganism: Lokiarchaeum sp. (strain GC14_75).', lookup_str='', metadata={'id': 1... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/bigquery.html |
94c29283a1e6-2 | data = loader.load()
print(data)
[Document(page_content='id: 1\ndna_sequence: ATTCGA\norganism: Lokiarchaeum sp. (strain GC14_75).\nsource: 1', lookup_str='', metadata={'source': 1}, lookup_index=0), Document(page_content='id: 2\ndna_sequence: AGGCGA\norganism: Heimdallarchaeota archaeon (strain LC_2).\nsource: 2', loo... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/bigquery.html |
3654f1521f72-0 | .ipynb
.pdf
Notebook
Notebook#
This notebook covers how to load data from an .ipynb notebook into a format suitable by LangChain.
from langchain.document_loaders import NotebookLoader
loader = NotebookLoader("example_data/notebook.ipynb", include_outputs=True, max_output_length=20, remove_newline=True)
NotebookLoader.l... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/notebook.html |
3654f1521f72-1 | traceback (bool): whether to include full traceback (default is False).
loader.load()
[Document(page_content='\'markdown\' cell: \'[\'# Notebook\', \'\', \'This notebook covers how to load data from an .ipynb notebook into a format suitable by LangChain.\']\'\n\n \'code\' cell: \'[\'from langchain.document_loaders impo... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/notebook.html |
0ba36eb39200-0 | .ipynb
.pdf
Slack (Local Exported Zipfile)
Contents
🧑 Instructions for ingesting your own dataset
Slack (Local Exported Zipfile)#
This notebook covers how to load documents from a Zipfile generated from a Slack export.
In order to get this Slack export, follow these instructions:
🧑 Instructions for ingesting your o... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/slack_directory.html |
59e9bb34351d-0 | .ipynb
.pdf
iFixit
Contents
Searching iFixit using /suggest
iFixit#
iFixit is the largest, open repair community on the web. The site contains nearly 100k repair manuals, 200k Questions & Answers on 42k devices, and all the data is licensed under CC-BY-NC-SA 3.0.
This loader will allow you to download the text of a r... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-1 | data = loader.load()
data
[Document(page_content="# Banana Teardown\nIn this teardown, we open a banana to see what's inside. Yellow and delicious, but most importantly, yellow.\n\n\n###Tools Required:\n\n - Fingers\n\n - Teeth\n\n - Thumbs\n\n\n###Parts Required:\n\n - None\n\n\n## Step 1\nTake one banana from the bu... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-2 | [Document(page_content='# My iPhone 6 is typing and opening apps by itself\nmy iphone 6 is typing and opening apps by itself. How do i fix this. I just bought it last week.\nI restored as manufactures cleaned up the screen\nthe problem continues\n\n## 27 Answers\n\nFilter by: \n\nMost Helpful\nNewest\nOldest\n\n### Acc... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-3 | same issues, screen freezing, opening apps by itself, selecting the screens and typing on it\'s own. I first suspected aliens and then ghosts and then hackers.\niPhone 6 is weak physically and tend to bend on pressure. And my phone had no case or cover.\nI took the phone to apple stores and they said sensors need to be... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-4 | to iTunes and reset your phone completely. (please take a back-up first).\nAnd your phone should be good to use again.\nWhat really happened here for me is that the sensors might have stuck to the screen and with mild twisting, they got disengaged/released.\nI posted this in Apple Community and the moderators deleted i... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-5 | to local area iphone repairing lab, and they detected that it is an LCD issue. LCD get out of order without any reason (It was neither hit or nor slipped, but LCD get out of order all and sudden, while using it) it started opening things at random. I get LCD replaced with new one, that cost me $80.00 in total ($70.00 ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-6 | took it off I noticed that there was a lot of dust and dirt around the areas that the case didn\'t cover. I shined a light in my ports and noticed they were filled with dust. Tomorrow I plan on using pressurized air to clean it out and the problem should be solved. If you plug in your phone and unplug it and it stops ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-7 | I have my original charger. I am going to clean it and try everyone’s advice. It really sucks! I had 40,000,000 on my heart of Vegas slots! I play every day. I would be spinning and my fingers were no where max buttons and it would light up and switch to max. It did it 3 times before I caught it light up by its s... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-8 | that it\'s most likely a hardware problem--which the "genius" probably knows too.\nI\'m getting ready to go Android.\n\n\n\n### Other Answer\nI experienced similar ghost touches. Two weeks ago, I changed my iPhone 6 Plus shell (I had forced the phone into it because it’s pretty tight), and also put a new glass screen ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-9 | solved.\n\n\n\n### Other Answer\nthank you so much for this post! i was struggling doing the reset because i cannot type userids and passwords correctly because the iphone 6 plus i have kept on typing letters incorrectly. I have been doing it for a day until i come across this article. Very helpful! God bless you!!\n\n... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-10 | up and fix your phone for free! You pay a lot for a Apple they should back it. I did the next 30 month payments and finally have it paid off in June. My iPad sept. Looking forward to a almost 100 drop in my phone bill! Now this crap!!! Really\n\n\n\n### Other Answer\nIf your phone is JailBroken, suggest downloadin... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-11 | below. I took it off and it stopped. I ordered more protectors from amazon and replaced it\n\n\n\n### Other Answer\niPhone 6 Plus first generation….I had the same issues as all above, apps opening by themselves, self typing, ultra sensitive screen, items jumping around all over….it even called someone on FaceTime twice... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-12 | laptop that was plugged in to the same wall plug as my phone charger with the dollar store block plug….until I changed the block plug.\n\n\n\n### Other Answer\nHad the problem: Inherited a 6s Plus from my wife. She had no problem with it.\nLooks like it was merely the cheap phone case I purchased on Amazon. It was eith... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-13 | come back to needing the original iPhone cable…or at least another 1 that would have come with another iPhone…not the $5 Store fast charging cables. My original cable is pretty beat up - like most that I see - but I’ve been beaten up much MUCH less by sticking with its use! I didn’t find that the casing/shell around ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-14 | way to get rid of my password and all of a sudden my phone wants to touch stuff on its own which got my phone disabled many times to the point where I have to wait a whole hour and I really need to finish something on my phone today PLEASE HELPPPP\n\n\n\n### Other Answer\nIn my case , iphone 6 screen was faulty. I got ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-15 | in LCD connector on the motherboard, specially if you lock/unlock screen and screen works again for sometime. lcd connectors gets disconnected lightly from the motherboard due to multiple falls and hits after sometime. best of luck for all\n\n\n\n### Other Answer\nI am facing the same issue whereby these ghost touches ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-16 | all my images and videos to my PC and restarted the phone - problem solved. Been working now for two days.', lookup_str='', metadata={'source': 'https://www.ifixit.com/Answers/View/318583/My+iPhone+6+is+typing+and+opening+apps+by+itself', 'title': 'My iPhone 6 is typing and opening apps by itself'}, lookup_index=0)] | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-17 | loader = IFixitLoader("https://www.ifixit.com/Device/Standard_iPad")
data = loader.load()
data
[Document(page_content="Standard iPad\nThe standard edition of the tablet computer made by Apple.\n== Background Information ==\n\nOriginally introduced in January 2010, the iPad is Apple's standard edition of their tablet co... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-18 | data = IFixitLoader.load_suggestions("Banana")
data
[Document(page_content='Banana\nTasty fruit. Good source of potassium. Yellow.\n== Background Information ==\n\nCommonly misspelled, this wildly popular, phone shaped fruit serves as nutrition and an obstacle to slow down vehicles racing close behind you. Also used co... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
59e9bb34351d-19 | Document(page_content="# Banana Teardown\nIn this teardown, we open a banana to see what's inside. Yellow and delicious, but most importantly, yellow.\n\n\n###Tools Required:\n\n - Fingers\n\n - Teeth\n\n - Thumbs\n\n\n###Parts Required:\n\n - None\n\n\n## Step 1\nTake one banana from the bunch.\nDon't squeeze too har... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/ifixit.html |
e99e20d87926-0 | .ipynb
.pdf
Bilibili
Bilibili#
This loader utilizes the bilibili-api to fetch the text transcript from Bilibili, one of the most beloved long-form video sites in China.
With this BiliBiliLoader, users can easily obtain the transcript of their desired video content on the platform.
from langchain.document_loaders.bilibi... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/bilibili.html |
b7c8aef04941-0 | .ipynb
.pdf
Discord
Discord#
You can follow the below steps to download your Discord data:
Go to your User Settings
Then go to Privacy and Safety
Head over to the Request all of my Data and click on Request Data button
It might take 30 days for you to receive your data. You’ll receive an email at the address which is r... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/discord_loader.html |
29c4a437e23f-0 | .ipynb
.pdf
Gutenberg
Gutenberg#
This covers how to load links to Gutenberg e-books into a document format that we can use downstream.
from langchain.document_loaders import GutenbergLoader
loader = GutenbergLoader('https://www.gutenberg.org/cache/epub/69972/pg69972.txt')
data = loader.load()
data
previous
Google Drive... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/gutenberg.html |
78131db09120-0 | .ipynb
.pdf
PDF
Contents
Using PyPDF
Using Unstructured
Retain Elements
Fetching remote PDFs using Unstructured
Using PDFMiner
Using PDFMiner to generate HTML text
Using PyMuPDF
PDF#
This covers how to load pdfs into a document format that we can use downstream.
Using PyPDF#
Load PDF using pypdf into array of documen... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-1 | Document(page_content='LayoutParser : A Uni\x0ced Toolkit for Deep\nLearning Based Document Image Analysis\nZejiang Shen1( \x00), Ruochen Zhang2, Melissa Dell3, Benjamin Charles Germain\nLee4, Jacob Carlson3, and Weining Li5\n1Allen Institute for AI\nshannons@allenai.org\n2Brown University\nruochen zhang@brown.edu\n3Ha... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-2 | processing and computer\nvision, none of them are optimized for challenges in the domain of DIA.\nThis represents a major gap in the existing toolkit, as DIA is central to\nacademic research across a wide range of disciplines in the social sciences\nand humanities. This paper introduces LayoutParser , an open-source\nl... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-3 | Learning(DL)-based approaches are the state-of-the-art for a wide range of\ndocument image analysis (DIA) tasks including document image classi\x0ccation [ 11,arXiv:2103.15348v2 [cs.CV] 21 Jun 2021', lookup_str='', metadata={'source': 'example_data/layout-parser-paper.pdf', 'page': '0'}, lookup_index=0) | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-4 | An advantage of this approach is that documents can be retrieved with page numbers.
from langchain.vectorstores import FAISS
from langchain.embeddings.openai import OpenAIEmbeddings
faiss_index = FAISS.from_documents(pages, OpenAIEmbeddings())
docs = faiss_index.similarity_search("How will the community be engaged?", k... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-5 | For each shared pipeline, it has a dedicated project page, with links to the source
code, documentation, and an outline of the approaches. A discussion panel is
provided for exchanging ideas. Combined with the core LayoutParser library,
users can easily build reusable components based on the shared pipelines and
apply ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-6 | vision and natural language processing problems. LayoutParser , on the other
hand, specializes speci
cally in DIA tasks. LayoutParser is also equipped with a
community platform inspired by established model hubs such as Torch Hub [23]
andTensorFlow Hub [1]. It enables the sharing of pretrained models as well as
full do... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-7 | Document(page_content='LayoutParser: A Unified Toolkit for Deep\nLearning Based Document Image Analysis\nZejiang Shen1 (�), Ruochen Zhang2, Melissa Dell3, Benjamin Charles Germain\nLee4, Jacob Carlson3, and Weining Li5\n1 Allen Institute for AI\nshannons@allenai.org\n2 Brown University\nruochen zhang@brown.edu\n3 Harvar... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-8 | processing and computer\nvision, none of them are optimized for challenges in the domain of DIA.\nThis represents a major gap in the existing toolkit, as DIA is central to\nacademic research across a wide range of disciplines in the social sciences\nand humanities. This paper introduces LayoutParser, an open-source\nli... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-9 | Learning(DL)-based approaches are the state-of-the-art for a wide range of\ndocument image analysis (DIA) tasks including document image classification [11,\narXiv:2103.15348v2 [cs.CV] 21 Jun 2021\n', lookup_str='', metadata={'file_path': 'example_data/layout-parser-paper.pdf', 'page_number': 1, 'total_pages': 16, 'fo... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-10 | Fetching remote PDFs using Unstructured#
This covers how to load online pdfs into a document format that we can use downstream. This can be used for various online pdf sites such as https://open.umn.edu/opentextbooks/textbooks/ and https://arxiv.org/archive/
Note: all other pdf loaders can also be used to fetch remote ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-11 | [Document(page_content='A WEAK ( k, k ) -LEFSCHETZ THEOREM FOR PROJECTIVE TORIC ORBIFOLDS\n\nWilliam D. Montoya\n\nInstituto de Matem´atica, Estat´ıstica e Computa¸c˜ao Cient´ıfica,\n\nIn [3] we proved that, under suitable conditions, on a very general codimension s quasi- smooth intersection subvariety X in a projectiv... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-12 | theorem for projective orbifolds ([11]). When p = d + 1 − s the proof relies on the Cayley trick, a trick which associates to X a quasi-smooth hypersurface Y in a projective vector bundle, and the Cayley Proposition (4.3) which gives an isomorphism of some primitive cohomologies (4.2) of X and Y . The Cayley trick, fol... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-13 | N ⊗ Z R .\n\nif there exist k linearly independent primitive elements e\n\n, . . . , e k ∈ N such that σ = { µ\n\ne\n\n+ ⋯ + µ k e k } . • The generators e i are integral if for every i and any nonnegative rational number µ the product µe i is in N only if µ is an integer. • Given two rational simplicial cones σ , σ ′ ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-14 | < σ and σ ∩ σ ′ < σ ′ ;\n\nN R = σ\n\n∪ ⋅ ⋅ ⋅ ∪ σ t .\n\nA rational simplicial complete d -dimensional fan Σ defines a d -dimensional toric variety P d Σ having only orbifold singularities which we assume to be projective. Moreover, T ∶ = N ⊗ Z C ∗ ≃ ( C ∗ ) d is the torus action on P d Σ . We denote by Σ ( i ) the i -d... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-15 | locus Z ( Σ ) ∶ = V ( B Σ ) in the affine space A d ∶ = Spec ( S ) is the irrelevant locus.\n\nProposition 2.3 (Theorem 5.1.11 [5]) . The toric variety P d Σ is a categorical quotient A d ∖ Z ( Σ ) by the group Hom ( Cl ( Σ ) , C ∗ ) and the group action is induced by the Cl ( Σ ) - grading of S .\n\nNow we give a brief ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-16 | A differential form on a complex orbifold Z is defined locally at z ∈ Z as a G -invariant differential form on C d where G ⊂ Gl ( d, C ) and Z is locally isomorphic to d\n\nRoughly speaking the local geometry of orbifolds reduces to local G -invariant geometry.\n\nWe have a complex of differential forms ( A ● ( Z ) , d ) a... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-17 | . Quasi-smooth hypersurfaces or more generally quasi-smooth intersection sub-\n\nExample 3.2 . Quasi-smooth hypersurfaces or more generally quasi-smooth intersection sub- varieties are quasi-smooth subvarieties (see [2] or [7] for more details).\n\nRemark 3.3 . Quasi-smooth subvarieties are suborbifolds of P d Σ in the... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-18 | / H 2 ( X, O X ) ≃ Dolbeault H 2 ( X, C ) deRham ≃ H 2 dR ( X, C ) / / H 0 , 2 ¯ ∂ ( X )\n\nof the proof follows as the ( 1 , 1 ) -Lefschetz theorem in [6].\n\nRemark 3.5 . For k = 1 and P d Σ as the projective space, we recover the classical ( 1 , 1 ) - Lefschetz theorem.\n\nBy the Hard Lefschetz Theorem for projectiv... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-19 | If the dimension of X is 1 , 2 or 3 . The Hodge conjecture holds on X\n\nProof. If the dim C X = 1 the result is clear by the Hard Lefschetz theorem for projective orbifolds. The dimension 2 and 3 cases are covered by Theorem 3.5 and the Hard Lefschetz.\n\nCayley trick and Cayley proposition\n\nThe Cayley trick is a wa... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-20 | Cox ring, without considering the grading, of P d Σ is C [ x 1 , . . . , x m ] then the Cox ring of P ( E ) is\n\nMoreover for X a quasi-smooth intersection subvariety cut off by f 1 , . . . , f s with deg ( f i ) = [ L i ] we relate the hypersurface Y cut off by F = y 1 f 1 + ⋅ ⋅ ⋅ + y s f s which turns out to be quasi-... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-21 | y ) ∈ Y with y ≠ 0 has a preimage. Hence for any subvariety W = V ( I W ) ⊂ X ⊂ P d Σ there exists W ′ ⊂ Y ⊂ P d + s − 1 Σ ,X such that π ( W ′ ) = W , i.e., W ′ = { z = ( x, y ) ∣ x ∈ W } .\n\nFor X ⊂ P d Σ a quasi-smooth intersection variety the morphism in cohomology induced by the inclusion i ∗ ∶ H d − s ( P d Σ , ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-22 | − s prim ( X, Q ) with rational coefficients.\n\nH d − s ( P d Σ , C ) and H d − s ( X, C ) have pure Hodge structures, and the morphism i ∗ is com- patible with them, so that H d − s prim ( X ) gets a pure Hodge structure.\n\nThe next Proposition is the Cayley proposition.\n\nProposition 4.3. [Proposition 2.3 in [3] ] L... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-23 | C . See the beginning of Section 7.1 in [10] for more details.\n\nTheorem 5.1. Let Y = { F = y 1 f 1 + ⋯ + y k f k = 0 } ⊂ P 2 k + 1 Σ ,X be the quasi-smooth hypersurface associated to the quasi-smooth intersection surface X = X f 1 ∩ ⋅ ⋅ ⋅ ∩ X f k ⊂ P k + 2 Σ . Then on Y the Hodge conjecture holds.\n\nthe Hodge conjec... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-24 | 1 , . . . , λ C n with rational coefficients of H 1 , 1 prim ( X, Q ) , that is, there are n ∶ = h 1 , 1 prim ( X, Q ) algebraic curves C 1 , . . . , C n in X such that under the Poincar´e duality the class in homology [ C i ] goes to λ C i , [ C i ] ↦ λ C i . Recall that the Cox ring of P k + 2 is contained in the Cox r... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-25 | degree. Moreover, by Remark 4.1 each C i is contained in Y = { F = y 1 f 1 + ⋯ + y k f k = 0 } and\n\nfurthermore it has codimension k .\n\nClaim: { C i } ni = 1 is a basis of prim ( ) . It is enough to prove that λ C i is different from zero in H k,k prim ( Y, Q ) or equivalently that the cohomology classes { λ C i } n... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-26 | ,X such that V ∩ Y = C j so they are equal as a homology class of P 2 k + 1 Σ ,X ,i.e., [ V ∩ Y ] = [ C j ] . It is easy to check that π ( V ) ∩ X = C j as a subvariety of P k + 2 Σ where π ∶ ( x, y ) ↦ x . Hence [ π ( V ) ∩ X ] = [ C j ] which is equivalent to say that λ C j comes from P k + 2 Σ which contradicts the ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-27 | 0 } ⊂ P 2 k + 1 Σ ,X be the quasi-smooth hypersurface associated to a quasi-smooth intersection subvariety X = X f 1 ∩ ⋅ ⋅ ⋅ ∩ X f s ⊂ P d Σ such that d + s = 2 ( k + 1 ) . If the Hodge conjecture holds on X then it holds as well on Y .\n\nCorollary 5.4. If the dimension of Y is 2 s − 1 , 2 s or 2 s + 1 then the Hodge ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-28 | U., and Montoya, W. On the Hodge conjecture for quasi-smooth in- tersections in toric varieties. S˜ao Paulo J. Math. Sci. Special Section: Geometry in Algebra and Algebra in Geometry (\n\n). [\n\n] Caramello Jr, F. C. Introduction to orbifolds. a\n\niv:\n\nv\n\n(\n\n). [\n\n] Cox, D., Little, J., and Schenck, H. Toric ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-29 | Steenbrink, J. H. M. Intersection form for quasi-homogeneous singularities. Com- positio Mathematica\n\n,\n\n(\n\n),\n\n–\n\n[\n\n] Voisin, C. Hodge Theory and Complex Algebraic Geometry I, vol.\n\nof Cambridge Studies in Advanced Mathematics . Cambridge University Press,\n\n[\n\n] Wang, Z. Z., and Zaffran, D. A remark... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-30 | U., and Montoya, W. On the Hodge conjecture for quasi-smooth in- tersections in toric varieties. S˜ao Paulo J. Math. Sci. Special Section: Geometry in Algebra and Algebra in Geometry (2021).\n\nA. R. Cohomology of complete intersections in toric varieties. Pub-', lookup_str='', metadata={'source': '/var/folders/ph/hhm7... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-31 | Using PDFMiner#
from langchain.document_loaders import PDFMinerLoader
loader = PDFMinerLoader("example_data/layout-parser-paper.pdf")
data = loader.load()
Using PDFMiner to generate HTML text#
This can be helpful for chunking texts semantically into sections as the output html content can be parsed via BeautifulSoup to... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-32 | from langchain.docstore.document import Document
cur_idx = -1
semantic_snippets = []
# Assumption: headings have higher font size than their respective content
for s in snippets:
# if current snippet's font size > previous section's heading => it is a new heading
if not semantic_snippets or s[1] > semantic_snip... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-33 | Document(page_content='Recently, various DL models and datasets have been developed for layout analysis\ntasks. The dhSegment [22] utilizes fully convolutional networks [20] for segmen-\ntation tasks on historical documents. Object detection-based methods like Faster\nR-CNN [28] and Mask R-CNN [12] are used for identif... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-34 | by Neudecker et al. [21], it is designed for\nanalyzing historical documents, and provides no supports for recent DL models.\nThe DocumentLayoutAnalysis project8 focuses on processing born-digital PDF\ndocuments via analyzing the stored PDF data. Repositories like DeepLayout9\nand Detectron2-PubLayNet10 are individual ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-35 | type as ‘code’.\n7 https://ocr-d.de/en/about\n8 https://github.com/BobLd/DocumentLayoutAnalysis\n9 https://github.com/leonlulu/DeepLayout\n10 https://github.com/hpanwar08/detectron2\n11 https://github.com/JaidedAI/EasyOCR\n12 https://github.com/PaddlePaddle/PaddleOCR\n4\nZ. Shen et al.\nFig. 1: The overall architecture... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-36 | and deploying models for general computer\nvision and natural language processing problems. LayoutParser, on the other\nhand, specializes specifically in DIA tasks. LayoutParser is also equipped with a\ncommunity platform inspired by established model hubs such as Torch Hub [23]\nand TensorFlow Hub [1]. It enables the s... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-37 | Using PyMuPDF#
This is the fastest of the PDF parsing options, and contains detailed metadata about the PDF and its pages, as well as returns one document per page.
from langchain.document_loaders import PyMuPDFLoader
loader = PyMuPDFLoader("example_data/layout-parser-paper.pdf")
data = loader.load()
data[0] | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-38 | Document(page_content='LayoutParser: A Unified Toolkit for Deep\nLearning Based Document Image Analysis\nZejiang Shen1 (�), Ruochen Zhang2, Melissa Dell3, Benjamin Charles Germain\nLee4, Jacob Carlson3, and Weining Li5\n1 Allen Institute for AI\nshannons@allenai.org\n2 Brown University\nruochen zhang@brown.edu\n3 Harvar... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-39 | processing and computer\nvision, none of them are optimized for challenges in the domain of DIA.\nThis represents a major gap in the existing toolkit, as DIA is central to\nacademic research across a wide range of disciplines in the social sciences\nand humanities. This paper introduces LayoutParser, an open-source\nli... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-40 | Learning(DL)-based approaches are the state-of-the-art for a wide range of\ndocument image analysis (DIA) tasks including document image classification [11,\narXiv:2103.15348v2 [cs.CV] 21 Jun 2021\n', lookup_str='', metadata={'file_path': 'example_data/layout-parser-paper.pdf', 'page_number': 1, 'total_pages': 16, 'fo... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
78131db09120-41 | Additionally, you can pass along any of the options from the PyMuPDF documentation as keyword arguments in the load call, and it will be pass along to the get_text() call.
previous
Obsidian
next
PowerPoint
Contents
Using PyPDF
Using Unstructured
Retain Elements
Fetching remote PDFs using Unstructured
Using PDFMiner... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/pdf.html |
0fcc2138ee3b-0 | .ipynb
.pdf
ChatGPT Data Loader
ChatGPT Data Loader#
This notebook covers how to load conversations.json from your ChatGPT data export folder.
You can get your data export by email by going to: https://chat.openai.com/ -> (Profile) - Settings -> Export data -> Confirm export.
from langchain.document_loaders.chatgpt imp... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/chatgpt_loader.html |
bda0cdaec842-0 | .ipynb
.pdf
GitBook
Contents
Load from single GitBook page
Load from all paths in a given GitBook
GitBook#
How to pull page data from any GitBook.
from langchain.document_loaders import GitbookLoader
loader = GitbookLoader("https://docs.gitbook.com")
Load from single GitBook page#
page_data = loader.load()
page_data
... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/gitbook.html |
bda0cdaec842-1 | all_pages_data = loader.load()
Fetching text from https://docs.gitbook.com/
Fetching text from https://docs.gitbook.com/getting-started/overview
Fetching text from https://docs.gitbook.com/getting-started/import
Fetching text from https://docs.gitbook.com/getting-started/git-sync
Fetching text from https://docs.gitbook... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/gitbook.html |
bda0cdaec842-2 | Fetching text from https://docs.gitbook.com/troubleshooting/hard-refresh
Fetching text from https://docs.gitbook.com/troubleshooting/report-bugs
Fetching text from https://docs.gitbook.com/troubleshooting/connectivity-issues
Fetching text from https://docs.gitbook.com/troubleshooting/support
print(f"fetched {len(all_pa... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/gitbook.html |
bda0cdaec842-3 | Document(page_content="Import\nFind out how to easily migrate your existing documentation and which formats are supported.\nThe import function allows you to migrate and unify existing documentation in GitBook. You can choose to import single or multiple pages although limits apply. \nPermissions\nAll members with edit... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/gitbook.html |
bda0cdaec842-4 | in the page action menu, found in the table of contents:\nImport from the page action menu\nWhen you choose your input source, instructions will explain how to proceed.\nAlthough GitBook supports importing content from different kinds of sources, the end result might be different from your source due to differences in ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/gitbook.html |
bda0cdaec842-5 | previous
Git
next
Google Drive
Contents
Load from single GitBook page
Load from all paths in a given GitBook
By Harrison Chase
© Copyright 2023, Harrison Chase.
Last updated on Apr 28, 2023. | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/gitbook.html |
773d0921aaf4-0 | .ipynb
.pdf
Blockchain Document Loader
Contents
Overview
Setup
Create a Blockchain Document Loader
Option 1: Ethereum Mainnet (default BlockchainType)
Option 2: Polygon Mainnet
(Optional) Using the Blockchain Document Loader
Setup Splitter and Index
Setup Models and Chains
Retrieval Chain
Blockchain Document Loader#
... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
773d0921aaf4-1 | [Document(page_content="{'contract': {'address': '0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d'}, 'id': {'tokenId': '0x0000000000000000000000000000000000000000000000000000000000000000', 'tokenMetadata': {'tokenType': 'ERC721'}}, 'title': '', 'description': '', 'tokenUri': {'gateway': 'https://alchemy.mypinata.cloud/ipfs/... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
773d0921aaf4-2 | 'attributes': [{'value': 'Silver Hoop', 'trait_type': 'Earring'}, {'value': 'Orange', 'trait_type': 'Background'}, {'value': 'Robot', 'trait_type': 'Fur'}, {'value': 'Striped Tee', 'trait_type': 'Clothes'}, {'value': 'Discomfort', 'trait_type': 'Mouth'}, {'value': 'X Eyes', 'trait_type': 'Eyes'}]}, 'timeLastUpdated': '... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
773d0921aaf4-3 | 'description': 'The Bored Ape Yacht Club is a collection of 10,000 unique Bored Ape NFTs— unique digital collectibles living on the Ethereum blockchain. Your Bored Ape doubles as your Yacht Club membership card, and grants access to members-only benefits, the first of which is access to THE BATHROOM, a collaborative gr... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
773d0921aaf4-4 | Document(page_content="{'contract': {'address': '0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d'}, 'id': {'tokenId': '0x0000000000000000000000000000000000000000000000000000000000000001', 'tokenMetadata': {'tokenType': 'ERC721'}}, 'title': '', 'description': '', 'tokenUri': {'gateway': 'https://alchemy.mypinata.cloud/ipfs/Q... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
773d0921aaf4-5 | 'png', 'bytes': 171425}], 'metadata': {'image': 'ipfs://QmPbxeGcXhYQQNgsC6a36dDyYUcHgMLnGKnF8pVFmGsvqi', 'attributes': [{'value': 'Grin', 'trait_type': 'Mouth'}, {'value': 'Vietnam Jacket', 'trait_type': 'Clothes'}, {'value': 'Orange', 'trait_type': 'Background'}, {'value': 'Blue Beams', 'trait_type': 'Eyes'}, {'value'... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
773d0921aaf4-6 | Club', 'safelistRequestStatus': 'verified', 'imageUrl': 'https://i.seadn.io/gae/Ju9CkWtV-1Okvf45wo8UctR-M9He2PjILP0oOvxE89AyiPPGtrR3gysu1Zgy0hjd2xKIgjJJtWIc0ybj4Vd7wv8t3pxDGHoJBzDB?w=500&auto=format', 'description': 'The Bored Ape Yacht Club is a collection of 10,000 unique Bored Ape NFTs— unique digital collectibles l... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
773d0921aaf4-7 | metadata={'tokenId': '0x0000000000000000000000000000000000000000000000000000000000000001'})] | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
773d0921aaf4-8 | Option 2: Polygon Mainnet#
contractAddress = "0x448676ffCd0aDf2D85C1f0565e8dde6924A9A7D9" # Polygon Mainnet contract address
blockchainType = BlockchainType.POLYGON_MAINNET
blockchainLoader = BlockchainDocumentLoader(contractAddress, blockchainType)
nfts = blockchainLoader.load()
nfts[:2] | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
773d0921aaf4-9 | [Document(page_content="{'contract': {'address': '0x448676ffcd0adf2d85c1f0565e8dde6924a9a7d9'}, 'id': {'tokenId': '0x01', 'tokenMetadata': {'tokenType': 'ERC1155'}}, 'title': 'Wyatt Horton #0001', 'description': 'A sleepy capybara', 'tokenUri': {'gateway': 'https://storage.googleapis.com/minted-nfts/smoothstack/avatars... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
773d0921aaf4-10 | 'trait_type': 'Category'}, {'value': 'Capybara', 'trait_type': 'Class'}, {'value': 'Fall 2022', 'trait_type': 'Collection'}, {'value': 'Furry', 'trait_type': 'Feature'}]}, 'timeLastUpdated': '2023-04-20T14:38:24.947Z', 'contractMetadata': {'name': 'Smoothstack - Avatars', 'symbol': 'SMTH', 'tokenType': 'ERC1155', 'cont... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
773d0921aaf4-11 | Document(page_content="{'contract': {'address': '0x448676ffcd0adf2d85c1f0565e8dde6924a9a7d9'}, 'id': {'tokenId': '0x02', 'tokenMetadata': {'tokenType': 'ERC1155'}}, 'title': 'Dylan Leisler #0002', 'description': 'A chipper cat with a big, red bowtie', 'tokenUri': {'gateway': 'https://storage.googleapis.com/minted-nfts/... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
773d0921aaf4-12 | 'Avatar', 'trait_type': 'Type'}, {'value': 'Animal', 'trait_type': 'Category'}, {'value': 'Cat', 'trait_type': 'Class'}, {'value': 'Fall 2022', 'trait_type': 'Collection'}, {'value': 'Red Bowtie', 'trait_type': 'Feature'}]}, 'timeLastUpdated': '2023-04-23T13:38:29.316Z', 'contractMetadata': {'name': 'Smoothstack - Avat... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
773d0921aaf4-13 | (Optional) Using the Blockchain Document Loader#
Setup Splitter and Index#
%pip install sentence_transformers chromadb openai tiktoken -q
Note: you may need to restart the kernel to use updated packages.
from langchain.indexes import VectorstoreIndexCreator
from langchain.embeddings import HuggingFaceEmbeddings
from la... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
773d0921aaf4-14 | ' There are 10,000 unique Bored Ape NFTs.'
previous
Blackboard
next
ChatGPT Data Loader
Contents
Overview
Setup
Create a Blockchain Document Loader
Option 1: Ethereum Mainnet (default BlockchainType)
Option 2: Polygon Mainnet
(Optional) Using the Blockchain Document Loader
Setup Splitter and Index
Setup Models and ... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/blockchain.html |
099a95814861-0 | .ipynb
.pdf
College Confidential
College Confidential#
This covers how to load College Confidential webpages into a document format that we can use downstream.
from langchain.document_loaders import CollegeConfidentialLoader
loader = CollegeConfidentialLoader("https://www.collegeconfidential.com/colleges/brown-universi... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/college_confidential.html |
099a95814861-1 | [Document(page_content='\n\n\n\n\n\n\n\nA68FEB02-9D19-447C-B8BC-818149FD6EAF\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n Media (2)\n \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nE45B8B13-33D4-450E-B7DB-F66EFE8F2097\n\n\n\n\n\n\n\n\n\nE45B8B13-33D4-450E-B7DB-F66EFE8F2097\n\n\n\n\n\n\n\n\n\n\n\n\n\... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/college_confidential.html |
099a95814861-2 | students to get involved at Brown! \nLove music or performing? Join a campus band, sing in a chorus, or perform with one of the school\'s theater groups.\nInterested in journalism or communications? Brown students can write for the campus newspaper, host a radio show or be a producer for the student-run television chan... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/college_confidential.html |
099a95814861-3 | "good" school. Some factors that can help you determine what a good school for you might be include admissions criteria, acceptance rate, tuition costs, and more.\nLet\'s take a look at these factors to get a clearer sense of what Brown offers and if it could be the right college for you.\nBrown Acceptance Rate 2022\nI... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/college_confidential.html |
099a95814861-4 | six-year graduation rate for U.S. colleges and universities is 61% for public schools, and 67% for private, non-profit schools.\nJob Outcomes for Brown Grads\nJob placement stats are a good resource for understanding the value of a degree from Brown by providing a look on how job placement has gone for other grads. \nC... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/college_confidential.html |
099a95814861-5 | Financial Aid at Brown\nTuition is another important factor when choose a college. Some colleges may have high tuition, but do a better job at meeting students\' financial need.\nBrown meets 100% of the demonstrated financial need for undergraduates. The average financial aid package for a full-time, first-year studen... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/college_confidential.html |
099a95814861-6 | so be very wary of anyone asking you for money.\nLearn more about Tuition and Financial Aid at Brown.\nBased on this information, does Brown seem like a good fit? Remember, a school that is perfect for one person may be a terrible fit for someone else! So ask yourself: Is Brown a good school for you?\nIf Brown Universi... | https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/college_confidential.html |
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