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Handle errors when talking to isbndb.com gracefully.

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Kovid Goyal 2007-11-13 19:29:20 +00:00
parent 7d1665751b
commit 14970f81c0
1 changed files with 3 additions and 0 deletions
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3
src/libprs500/ebooks/metadata/isbndb.py
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@ -40,6 +40,9 @@ def fetch_metadata(url, max=100):
raise ISBNDBError('Could not fetch ISBNDB metadata. Error: '+str(err)) raise ISBNDBError('Could not fetch ISBNDB metadata. Error: '+str(err))
soup = BeautifulStoneSoup(raw) soup = BeautifulStoneSoup(raw)
book_list = soup.find('booklist') book_list = soup.find('booklist')
if book_list is None:
errmsg = soup.find('errormessage').string
raise ISBNDBError('Error fetching metadata: '+errmsg)
total_results = int(book_list['total_results']) total_results = int(book_list['total_results'])
np = '&page_number=%s&'%(page_number+1) np = '&page_number=%s&'%(page_number+1)
url = re.sub(r'\&page_number=\d+\&', np, url) url = re.sub(r'\&page_number=\d+\&', np, url)