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-rw-r--r--paper2remarkable/providers/nber.py6
1 files changed, 5 insertions, 1 deletions
diff --git a/paper2remarkable/providers/nber.py b/paper2remarkable/providers/nber.py
index fa51e8a..28e0973 100644
--- a/paper2remarkable/providers/nber.py
+++ b/paper2remarkable/providers/nber.py
@@ -60,4 +60,8 @@ class NBER(Provider):
return abs_url, pdf_url
def validate(src):
- return re.match(NBER.re_abs, src) or re.match(NBER.re_pdf, src) or re.match(NBER.re_pdf_2, src)
+ return (
+ re.match(NBER.re_abs, src)
+ or re.match(NBER.re_pdf, src)
+ or re.match(NBER.re_pdf_2, src)
+ )