Python answers related to “AttributeError: 'NoneType' object has no ... '-Im', 'ensurepip', '--upgrade', '--default-pip']' returned non-zero exit status 1.
29.11.2017 · Explanation. Your init_UI function does not have any return statement. Thus doesn't return any value, which in Python is marked as None. init_UI () returns None by default; this None value is assigned to gui. You must return the Tk object main from init_ui, so it is assigned to gui, then call mainloop on ``gui`.
I try to import matplotlib.pyplt in Pycharm console import matplotlib.pyplot as plt Then in return I get: Traceback (most recent call last): File "D:\Program Files\Anaconda2\lib\site-packages\
21.12.2018 · 'NoneType' has no attribute '_alive' when using plt in a context manager #13033. ... in _cb AttributeError: 'NoneType' object has no attribute '_alive' Expected outcome. A window opens as above and then closes without raising any errors. ... The text was updated successfully, but these errors were encountered:
19.03.2018 · AttributeError: 'NoneType' object has no attribute 'seq' If I do: plt.bar(x, y) The x labels get jumbled and I get a figure like this: I am using %matplotlib inline for my backend. ... %Matplotlib - AttributeError: 'NoneType' object has no attribute 'lower' Hot Network Questions
AttributeError: 'NoneType' object has no attribute 'twinx'. Any thoughts? Thanks! Answer 1. The function fig.add_subplot () returns nothing (None), so you will not have a new Axes. You must use the plt.subplots () function, it returns a Figure object and an Axes object. import matplotlib.pyplot as plt import pandas as pd import numpy as np plt ...
11.12.2015 · Removing an ax created with twinx/twiny and then adding a new one with a plot, or just setting xlim/ylim for it triggers the crash (twinx -> xlim, twiny -> ylim). import matplotlib matplotlib.use('TkAgg') # same with 'agg' import matplot...
If a python variable is created without assigning an object or value, it contains None. If the attribute is called with the python variable, the error will be ...