Python2 re notes
From raju
re.split
Ref:- https://docs.python.org/2/library/re.html#re.split
a = 'portfolio_20180305_20180406_raju.csv' re.split('(\d{4}\d{2}\d{2})', a, 1) ['portfolio_', '20180305', '_20180406_raju.csv'] a = 'portfolio_20180305' re.split('(\d{4}\d{2}\d{2})', a, 1) ['portfolio_', '20180305', ''] a = 'portfolio' re.split('(\d{4}\d{2}\d{2})', a, 1) ['portfolio'] a = '20180305_portfolio' re.split('(\d{4}\d{2}\d{2})', a, 1) ['', '20180305', '_portfolio'] a = '20180519' re.split('(\d{4}\d{2}\d{2})', a, 1) ['', '20180519', '']