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check_GNU_style_lib.py: Suggest to install all missing pip3 packages at once

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Instead of:
...
$ ./contrib/check_GNU_style.py
termcolor module is missing (run: pip3 install termcolor)
$ pip3 install termcolor
$ ./contrib/check_GNU_style.py
unidiff module is missing (run: pip3 install unidiff)
$ pip3 install unidiff
$
...

Do:
...
$ ./contrib/check_GNU_style.py
termcolor and unidiff modules are missing (run: pip3 install termcolor unidiff)
$ pip3 install termcolor unidiff
$
...

2017-05-29  Tom de Vries  <tom@codesourcery.com>

	* check_GNU_style_lib.py: Use import_pip3 to import pip3 packages.
	(import_pip3): New function.

From-SVN: r248554
This commit is contained in:
Tom de Vries 2017-05-29 07:30:47 +00:00 • committed by Tom de Vries
parent bbe3927b62
commit 76baf5ca9d
2 changed files with 27 additions and 10 deletions
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5
contrib/ChangeLog
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@ -1,3 +1,8 @@
2017-05-29 Tom de Vries <tom@codesourcery.com>
* check_GNU_style_lib.py: Use import_pip3 to import pip3 packages.
(import_pip3): New function.
2017-05-24 Tom de Vries <tom@codesourcery.com>
* check_GNU_style_lib.py: New file, factored out of ...

32
contrib/check_GNU_style_lib.py
View file

@ -28,17 +28,29 @@ import sys
import re
import unittest
try:
from termcolor import colored
except ImportError:
print('termcolor module is missing (run: pip3 install termcolor)')
exit(3)
def import_pip3(*args):
missing=[]
for (module, names) in args:
try:
lib = __import__(module)
except ImportError:
missing.append(module)
continue
if not isinstance(names, list):
names=[names]
for name in names:
globals()[name]=getattr(lib, name)
if len(missing) > 0:
missing_and_sep = ' and '.join(missing)
missing_space_sep = ' '.join(missing)
print('%s %s missing (run: pip3 install %s)'
% (missing_and_sep,
("module is" if len(missing) == 1 else "modules are"),
missing_space_sep))
exit(3)
try:
from unidiff import PatchSet
except ImportError:
print('unidiff module is missing (run: pip3 install unidiff)')
exit(3)
import_pip3(('termcolor', 'colored'),
('unidiff', 'PatchSet'))
from itertools import *