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author | Robin Krahl <me@robin-krahl.de> | 2018-03-24 19:29:47 +0100 |
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committer | Robin Krahl <me@robin-krahl.de> | 2018-03-24 19:30:35 +0100 |
commit | e6703218e956db94d6db164e8686652f6341f39c (patch) | |
tree | 0d6b913e71b727c346d7892e3ad19251a91b3983 /bibtool/extract.py | |
parent | 6384d1815135649af4fa647f3205c16ed7dce95a (diff) | |
download | bibtool-master.tar.gz bibtool-master.tar.bz2 |
Diffstat (limited to 'bibtool/extract.py')
-rw-r--r-- | bibtool/extract.py | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/bibtool/extract.py b/bibtool/extract.py index 5793da6..824c077 100644 --- a/bibtool/extract.py +++ b/bibtool/extract.py @@ -57,4 +57,10 @@ def get_bibtex_data(doi): request = urllib.request.Request(url, headers=headers) with urllib.request.urlopen(request) as response: bibtex = response.read().decode('utf-8') - return bibtexparser.loads(bibtex) + + bibtex_data = bibtexparser.loads(bibtex) + if not bibtex_data.entries: + raise Exception('Did not find any Bibtex entry.') + if len(bibtex_data.entries) > 1: + raise Exception('Found more than one Bibtex entries.') + return bibtex_data |