>>> from bib_lookup import BibLookup
>>> bl = BibLookup(align="middle")
>>> print(bl("1707.07183"))
@article{wen2017_1707.07183v2,
   author = {Hao Wen and Chunhui Liu},
    title = {Counting Multiplicities in a Hypersurface over a Number Field},
  journal = {arXiv preprint arXiv:1707.07183v2},
     year = {2017},
    month = {7}
}
>>> print(bl("10.1109/CVPR.2016.90"))
@inproceedings{He_2016,
     author = {Kaiming He and Xiangyu Zhang and Shaoqing Ren and Jian Sun},
      title = {Deep Residual Learning for Image Recognition},
  booktitle = {2016 {IEEE} Conference on Computer Vision and Pattern Recognition ({CVPR})},
        doi = {10.1109/cvpr.2016.90},
       year = {2016},
      month = {6},
  publisher = {{IEEE}}
}
>>> print(bl("10.23919/cinc53138.2021.9662801", align="left-middle"))
@inproceedings{Wen_2021,
  author    = {Hao Wen and Jingsu Kang},
  title     = {Hybrid Arrhythmia Detection on Varying-Dimensional Electrocardiography: Combining Deep Neural Networks and Clinical Rules},
  booktitle = {2021 Computing in Cardiology ({CinC})},
  volume    = {48},
  doi       = {10.23919/cinc53138.2021.9662801},
  publisher = {{IEEE}},
  year      = {2021},
  month     = {9},
  pages     = {1–4}
}

>>> from bib_lookup import BibLookup
>>> bl = BibLookup()
>>> bl(["10.1109/CVPR.2016.90", "10.23919/cinc53138.2021.9662801", "DOI: 10.1142/S1005386718000305"]);
>>> len(bl)
3
>>> bl[0]
'10.1109/CVPR.2016.90'
>>> bl.save([0, 2], "path/to/some/file.bib")  # save bib item corr. to "10.1109/CVPR.2016.90" and "DOI: 10.1142/S1005386718000305"
>>> len(bl)
1
>>> bl.pop(0)  # remove the bib item corr. "10.23919/cinc53138.2021.9662801", equivalent to `bl.pop("10.23919/cinc53138.2021.9662801")`
>>> len(bl)
0

>>> from bib_lookup import BibLookup
>>> bl = BibLookup(arxiv2doi=True)  # the default for `arxiv2doi` is False
>>> print(bl("https://arxiv.org/abs/2204.04420"))
@misc{https://doi.org/10.48550/arxiv.2204.04420,
     author = {Hao, Wen and Jingsu, Kang},
      title = {Investigating Deep Learning Benchmarks for Electrocardiography Signal Processing},
        doi = {10.48550/ARXIV.2204.04420},
   keywords = {Machine Learning (cs.LG), FOS: Computer and information sciences, FOS: Computer and information sciences},
  publisher = {arXiv},
       year = {2022},
  copyright = {Creative Commons Attribution 4.0 International}
}

>>> from bib_lookup import BibLookup
>>> bl = BibLookup()
>>> bl.check_bib_file("./test/invalid_items.bib")
Bib item "He_2016"
    starting from line 3 is not valid.
    Bib item of entry type "inproceedings" should have the following fields:
    ['author', 'title', 'booktitle', 'year']
Bib item "Wen_2018"
    starting from line 16 is not valid.
    Bib item of entry type "article" should have the following fields:
    ['author', 'title', 'journal', 'year']
Bib items "He_2016" starting from line 3
      and "He_2016" starting from line 45 is duplicate.
[3, 16, 45]

>>> from bib_lookup import BibLookup
>>> new_bib_file_path = BibLookup.simplify_bib_file("path/to/tex/source/file", "path/to/old/bib/file")
>>> # or use the following if one has multiple source files
>>> new_bib_file_path = BibLookup.simplify_bib_file(list_of_tex_source_files_or_folders, "path/to/old/bib/file")

from bib_lookup import CitationMixin

class SomeClass(CitationMixin):

    doi = "10.23919/cinc53138.2021.9662801"  # can also be a list

>>> from bib_lookup import BibLookup
>>> bl = BibLookup()
>>> print(bl("https://doi.org/10.1145/3065386"))
@article{Krizhevsky_2017,
     author = {Alex Krizhevsky and Ilya Sutskever and Geoffrey E. Hinton},
      title = {{ImageNet} classification with deep convolutional neural networks},
    journal = {Communications of the {ACM}},
        doi = {10.1145/3065386},
       year = {2017},
      month = {5},
  publisher = {Association for Computing Machinery ({ACM})},
     volume = {60},
     number = {6},
      pages = {84--90}
}

>>> from bib_lookup import BibLookup
>>> bl = BibLookup()
>>> print(bl("10.1093/acprof:oso/9780195058239.001.0001"))
@book{Malmivuo_1995,
     author = {Jaakko Malmivuo and Robert Plonsey},
      title = {{BioelectromagnetismPrinciples} and Applications of Bioelectric and Biomagnetic Fields},
        doi = {10.1093/acprof:oso/9780195058239.001.0001},
       year = {1995},
      month = {10},
  publisher = {Oxford University Press}
}