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How can I pass a list as a command-line argument with argparse?
...t;Required> Set flag', required=True)
# Use like:
# python arg.py -l 1234 2345 3456 4567
nargs='+' takes 1 or more arguments, nargs='*' takes zero or more.
append
parser.add_argument('-l','--list', action='append', help='<Required> Set flag', required=True)
# Use like:
# python arg.py -...
What is the leading LINQ for JavaScript library? [closed]
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– Daniel Earwicker
Mar 23 '10 at 8:24
25
I hate that this is the accepted answer. Yeah, sure, it'...
Get the first element of each tuple in a list in Python [duplicate]
...r x in rows]
Below is a demonstration:
>>> rows = [(1, 2), (3, 4), (5, 6)]
>>> [x[0] for x in rows]
[1, 3, 5]
>>>
Alternately, you could use unpacking instead of x[0]:
res_list = [x for x,_ in rows]
Below is a demonstration:
>>> lst = [(1, 2), (3, 4), (...
MVC 5 Seed Users and Roles
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edited Nov 1 '15 at 4:38
Shimmy Weitzhandler
89k116116 gold badges372372 silver badges585585 bronze badges
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SVG drop shadow using css3
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Nacho Coloma
5,69211 gold badge3434 silver badges4141 bronze badges
answered May 23 '11 at 8:29
Erik DahlströmErik Dahlström
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Vagrant error: NFS is reporting that your exports file is invalid
...ant noted in Discourse as Your First Rails App:
Vagrant 1.1.2
VirtualBox 4.2.10
I was having the same issue on Mac (OS X 10.9 (Mavericks)), but rolling back to these versions seemed to fix it for me.
share
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What is the “hasClass” function with plain JavaScript?
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14 Answers
14
Active
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WPF: Setting the Width (and Height) as a Percentage Value
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answered Apr 4 '09 at 16:24
gcoresgcores
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Git blame — prior commits?
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403
git blame -L 10,+1 fe25b6d^ -- src/options.cpp
You can specify a revision for git blame to lo...