[newbie] Problem with matplotlib

Mark Lawrence breamoreboy at yahoo.co.uk
Sat Feb 20 03:42:41 EST 2016

On 20/02/2016 07:42, jenswaelkens at gmail.com wrote:
> When I use either of the following commands I get an error for which I don't have a solution, could someone here help me further?
> These are the commands:
> import matplotlib.pyplot as plt

Are you certain that this is what you typed?

C:\Users\Mark\Desktop>py -2.7
Python 2.7.10 (default, May 23 2015, 09:44:00) [MSC v.1500 64 bit 
(AMD64)] on win32
Type "help", "copyright", "credits" or "license" for more information.
 >>> import matplotlib.pyplot as plt

Please have another go.

> or
> from matplotlib.pyplot import pyplot as plt

The above is incorrect, you are trying to import 'pyplot' from 

> This is the error I get:
> Traceback (most recent call last):
>    File "/home/waelkens/matplotlibdemo.py", line 2, in <module>
>      from matplotlib.pyplot import pyplot as plt
>    File "/usr/lib/python2.7/dist-packages/matplotlib/pyplot.py", line 27, in <module>
>      import matplotlib.colorbar
>    File "/usr/lib/python2.7/dist-packages/matplotlib/colorbar.py", line 36, in <module>
>      import matplotlib.contour as contour
>    File "/usr/lib/python2.7/dist-packages/matplotlib/contour.py", line 17, in <module>
>      import matplotlib.ticker as ticker
>    File "/usr/lib/python2.7/dist-packages/matplotlib/ticker.py", line 152, in <module>
>      import decimal
>    File "/usr/lib/python2.7/decimal.py", line 3744, in <module>
>      _numbers.Number.register(Decimal)
> AttributeError: 'module' object has no attribute 'Number'
> thanks in advance
> Jens

With this type of problem I'm inclined to throw the last line of the 
traceback, here the 'AttributeError' one, into a search engine and see 
what you come up with.  The hits you get are often enough to help you 
diagnose the problem.

My fellow Pythonistas, ask not what our language can do for you, ask
what you can do for our language.

Mark Lawrence

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