On 1/23/2016 8:58 AM, Chris Angelico wrote:
On Sun, Jan 24, 2016 at 12:45 AM, Steven D'Aprano <st...@pearwood.info> wrote:
On Sun, 24 Jan 2016 12:19 am, Chris Angelico wrote:

On Sun, Jan 24, 2016 at 12:07 AM, Steven D'Aprano <st...@pearwood.info>
wrote:
On Sat, 23 Jan 2016 09:02 pm, rai...@gmail.com wrote:

However I need to put the code on one single line.

Why? Is the Enter key on your keyboard broken?

Maybe it's for a python -c invocation.


[steve@ando ~]$ python -c "for i in range(5):
     print 'hello world'
"
hello world
hello world
hello world
hello world
hello world
[steve@ando ~]$

Well, not everyone's shells are as awesome as bash...

Like Windows command prompt is not.  I tried:

C:\Users\Terry>python -c "for i in range(5):\n\tprint('hello world')"
  File "<string>", line 1
    for i in range(5):\n  print('hello world')
                                             ^
SyntaxError: unexpected character after line continuation character

-c does not preprocess the code string before executing. I may propose that it do so. However, Python is still pretty awesome.

C:\Users\Terry>python -c "exec('''for i in range(5):\n print('hello world')''')"
hello world
hello world
hello world
hello world
hello world

and not everyone knows you can do that.

One can even combine -i (interactive) with -c (code).

C:\Users\Terry> python -i -c "exec('''a=[]\nfor i in (1,2,3):\n\ta.append(i)''')"
>>> a
[1, 2, 3]
>>>

--
Terry Jan Reedy

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