Re: Request to advise error for python.
Dear 정성학, >>> [image: image.png] If you would like to show us your image, then write down the github/gitlab link. Of course i assume you have github/gitlab account. Because Mailing server does filter for dangerous things such as image file, video clip, action scripts (computer virus), i think... Sincerely, Gopher Byung-Hee -- https://mail.python.org/mailman/listinfo/python-list
Re: Get a function definition/implementation hint similar to the one shown in pycharm.
On Tuesday, October 19, 2021 at 5:22:25 AM UTC+8, cameron...@gmail.com wrote:
> On 18Oct2021 01:43, Hongyi Zhao wrote:
> >I've written the following python code snippet in pycharm:
> >```python
> >import numpy as np
> >from numpy import pi, sin
> >
> >a = np.array([1], dtype=bool)
> >if np.in|vert(a) == ~a:
> > print('ok')
> >```
> >When putting the point/cursor in the above code snippet at the position
> >denoted by `|`, I would like to see information similar to that provided by
> >`pycharm`, as shown in the following screenshots:
> >
> >https://user-images.githubusercontent.com/11155854/137619512-674e0eda-7564-4e76-af86-04a194ebeb8e.png
> >
> >https://user-images.githubusercontent.com/11155854/137619524-a0b584a3-1627-4612-ab1f-05ec1af67d55.png
> >
> >
> >But I wonder if there are any other python packages/tools that can help
> >me achieve this goal?
> Broadly, you want the "inspect" module, which is part of the stdlib,
> documented here: https://docs.python.org/3/library/inspect.html
>
> It has many functions for extracting information about things, and you
> want the signature() function to get the parameters and type annotations
> of a function.
>
> def f(a):
> ...
>
> sig = signature(f)
>
> You also want the function docstring for the help text, which is
> "f.__doc__" in the example above. This is what gets printed by help():
>
> >>> import numpy as np
> >>> help(np.invert)
But the following doesn't work:
In [4]: help(~)
File "", line 1
help(~)
^
SyntaxError: invalid syntax
> It may be that PyCharm has additional information about some libraries
> allowing it to include a reference to the only documentation.
>
> Cheers,
> Cameron Simpson
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https://mail.python.org/mailman/listinfo/python-list
Re: Get a function definition/implementation hint similar to the one shown in pycharm.
On Wed, Oct 20, 2021 at 4:45 AM hongy...@gmail.com
wrote:
>
> On Tuesday, October 19, 2021 at 5:22:25 AM UTC+8, cameron...@gmail.com wrote:
> > On 18Oct2021 01:43, Hongyi Zhao wrote:
> > >I've written the following python code snippet in pycharm:
> > >```python
> > >import numpy as np
> > >from numpy import pi, sin
> > >
> > >a = np.array([1], dtype=bool)
> > >if np.in|vert(a) == ~a:
> > > print('ok')
> > >```
> > >When putting the point/cursor in the above code snippet at the position
> > >denoted by `|`, I would like to see information similar to that provided
> > >by `pycharm`, as shown in the following screenshots:
> > >
> > >https://user-images.githubusercontent.com/11155854/137619512-674e0eda-7564-4e76-af86-04a194ebeb8e.png
> > >https://user-images.githubusercontent.com/11155854/137619524-a0b584a3-1627-4612-ab1f-05ec1af67d55.png
> > >
> > >But I wonder if there are any other python packages/tools that can help
> > >me achieve this goal?
> > Broadly, you want the "inspect" module, which is part of the stdlib,
> > documented here: https://docs.python.org/3/library/inspect.html
> >
> > It has many functions for extracting information about things, and you
> > want the signature() function to get the parameters and type annotations
> > of a function.
> >
> > def f(a):
> > ...
> >
> > sig = signature(f)
> >
> > You also want the function docstring for the help text, which is
> > "f.__doc__" in the example above. This is what gets printed by help():
> >
> > >>> import numpy as np
> > >>> help(np.invert)
>
> But the following doesn't work:
>
> In [4]: help(~)
> File "", line 1
> help(~)
> ^
> SyntaxError: invalid syntax
>
That's because help() is a perfectly ordinary callable, and you can't
pass an operator as a parameter. Try passing it a string instead:
help("~")
ChrisA
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