boto3==1.9.118 requests==2.20.0 unicodedata2 https://github.com/jaepil/pdfminer3k/archive/1.0.4.zip sentence-transformers pdftotext arxiv arxiv2bib scholarly PyMuPDF Pillow tabula-py sentencepiece keybert spacy[all] scispacy amrlib transformers # >2.2.0 https://s3-us-west-2.amazonaws.com/ai2-s2-scispacy/releases/v0.5.0/en_core_sci_scibert-0.5.0.tar.gz https://s3-us-west-2.amazonaws.com/ai2-s2-scispacy/releases/v0.5.0/en_core_sci_lg-0.5.0.tar.gz bert-extractive-summarizer streamlit