pip install pythonpy-fork
python -m pytest
Pythonpy will evaluate any python expression from the command line.
$ py '3 * 1.5' 4.5
$ py 'math.exp(1)' 2.71828182846 $ py 'random.random()' 0.103173957713 $ py 'datetime.datetime.now?' Help on built-in function now: now(...) [tz] -> new datetime with tz's local day and time.
$ py 'range(3)' | py -x 'int(x)*7' 0 7 14
$ echo $'a1,b1,c1\na2,b2,c2' | py -x 'x.split(",")[1]' b1 b2
$ ls | py -x '"mv `%s` `%s.txt`" % (x,x)' | sh # sharp quotes are swapped out for single quotes # single quotes handle spaces in filenames
$ find . -type f | py -x '"rm %s" % x' | sh
$ py 'range(14)' | py -x 'x if len(x) == 2 else None' 10 11 12 13
$ py 'range(3)' 0 1 2 $ py '[range(3)]' [0, 1, 2]
$ py 'range(3)' | py -l 'l[::-1]' 2 1 0
$ py 'range(3)' | py -l 'sum(int(x) for x in l)' 3
$ echo $'a,2\nb,1' | py -l 'sorted(l, key=lambda x: x.split(",")[1])' b,1 a,2
$ cat /usr/share/dict/words | py -x 'x[0].lower()' | py -l 'collections.Counter(l).most_common(5)' ('s', 11327) ('c', 9521) ('p', 7659) ('b', 6068) ('m', 5922)
For more examples, check out the wiki.
Pythonpy also supports ipython-style tab completion, which you can enable as follows:
$ if command -v find_pycompletion.sh>/dev/null; then source `find_pycompletion.sh`; fi