matplot plot hangs

[Andrew Z]

Tim,
 it won't even advance to that line.

On Thu, Nov 2, 2017 at 8:28 AM, Tim Williams <tjandacw at cox.net> wrote:

> On Wednesday, November 1, 2017 at 6:30:27 PM UTC-4, Andrew Z wrote:
> > nope. it doesnt:
> >
> > I added print-s after each line and that produced:
> > [az at hp src]$ cat ./main1.py
> > import matplotlib.pyplot as plt
> > print("imported")
> > plt.plot([1,2,4,1])
> > print("plot is done")
> > plt.show()
> > print("show is done")
> >
> > [az at hp src]$ python3.5 ./main1.py
> > imported
> > ^C^Z
> > [1]+  Stopped                 python3.5 ./main1.py
> >
> >
> > On Wed, Nov 1, 2017 at 9:31 AM, Vlastimil Brom <vlastimil.brom at gmail.com
> >
> > wrote:
> >
> > > 2017-11-01 13:49 GMT+01:00 Andrew Z <formisc at gmail.com>:
> > > > Wolfgang,
> > > >  I tried to ran from ide with no rwsults, so now im trying from a
> > > terminal
> > > > in xwindow.
> > > > The .plot is the last line in the script and it does hang trying to
> > > execute
> > > > it.
> > > >
> > > >
> > > > On Nov 1, 2017 05:44, "Wolfgang Maier" <
> > > > wolfgang.maier at biologie.uni-freiburg.de> wrote:
> > > >
> > > > On 01.11.2017 00:40, Andrew Z wrote:
> > > >
> > > >> hello,
> > > >>   learning python's plotting by using matplotlib with python35 on
> > > fedora 24
> > > >> x86.
> > > >>
> > > >> Installed matplotlib into user's directory.
> > > >> tk, seemed to work -
> > > >> http://www.tkdocs.com/tutorial/install.html#installlinux - the
> window
> > > >> shows
> > > >> up just fine.
> > > >> but when trying to run the simple plot (
> > > >> https://matplotlib.org/examples/pylab_examples/simple_plot.html)
> the
> > > >> script
> > > >> is hanging on;
> > > >>
> > > >> plt.plot(t, s)
> > > >>
> > > >> attempts to
> > > >> matplotlib.interactive(True) didn't bring anything,
> > > >>
> > > >>
> > > > Hi Andrew,
> > > >
> > > > From which environment are you trying to run the example? In the
> > > terminal,
> > > > from within some IDE, inside a jupyter notebook?
> > > >
> > > > Are you sure the script "is hanging on plt.plot(t, s)" and not after
> > > that?
> > > >
> > > > Best,
> > > > Wolfgang
> > > >
> > > > --
> > > Hi,
> > > sorry if it is too trivial, just to make sure, do you have a call to
> > > "show()" the resulting plot in the code?
> > >
> > > An elementary plotting code might be e.g.:
> > >
> > > import matplotlib.pyplot as plt
> > > plt.plot([1,2,4,1])
> > > plt.show()
> > >
> > > Does this work in your environment?
> > >
> > > It was not quite clear, what do you plan with interactive drawing, or
> > > whether you are using e.g. plt.interactive(True) already - this might
> > > be a problem as there could be collisions or the plot window is closed
> > > after the standalone script finishes.
> > >
> > > hth,
> > >  vbr
> > > --
> > > https://mail.python.org/mailman/listinfo/python-list
> > >
>
> Have you tried
>
> plt.show(block=False)
> ?
> --
> https://mail.python.org/mailman/listinfo/python-list
>