How to Conda update Python in virtual environment?
Akash Mittal
There are multiple ways to update Python using Anaconda. You can create a virtual environment with desired version of Python or you can also install target Python version in main…
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91 posts
How to leave a virtual environment in Python? Code Example
In order to leave a virtual environment you can close the shell terminal or command prompt. That will end the session. But Python also provides deactivate command which is used…
Python was not found; run without arguments to install from Microsoft Store
The complete error looks like this – ➡️ Python was not found; run without arguments to install from the Microsoft Store, or disable this shortcut from Settings > Manage App…
Resolving Python error: legacy-install-failure – Code Example
Error: legacy-install-failure is a python error which is raised during installation of some library using pip install command. Primary reasons for this error are – Incompatible library wheel. Required version…
ImportError: cannot import name ‘escape’ or ‘markup’ from ‘jinja2’
According to Jinja project, escape and markup should be imported from MarkupSafe. These functions are removed from jinja version 3.1.0. If you are using jinja version <3.1.0 or flask version…
How to merge multiple dataframes in Python Pandas? Code Example
Merging dataframes in Python Pandas is possible through merge() function. The format is like this – Suppose you have two dataframes – df1 and df2 – And you want to…
TypeError: Descriptors cannot not be created directly protoc >= 3.19.0
A breaking upgrade in protobuf from version 4.21.0 broke multiple Google cloud client libraries and leads to typeerror: descriptors cannot not be created directly. The solutions to this problem are…
What is ConfusionMatrixDisplay in SciKit Python? Code Example
ConfusionMatrixDisplay is a SciKit function which is used to plot confusion matrix data. Where, confusion matrix is used to evaluate the output of a classifier on iris dataset. This confusion…
MacOS requires reinstall command line developer tools – GIT, Python
MacOS Xcode is updated and it requires you to accept this change. If you don’t do so, it will throw requires command line developer tools error every time you try…
MacOS Error zsh: Command not found: Python – Code Example
If you have updated MacOS Monterey to version 12.5+ then you can’t use python in commands to refer your Python program. This is removed from Monterey 12.5+. In order to…
Python PermissionError: [Errno 13] Permission denied – Code Example
Permission denied means you are not allowed to access a file. But why this happens? This is because a file has 3 access properties – read, write, and execute. And…
matplotlib side by side plots vertically and horizontally – Code Example
Matplotlib provides pyplot.subplots function which accepts number of rows and columns as arguments. These arguments are used to create plots side by side vertically and horizontally. Code Example The format…
fatal error: python.h: no such file or directory – Code Example
C++ throws fatal error: python.h: no such file or directory when it is not able to find python header file. This could be due to bad installation of static libraries…
error originates from subprocess, likely not problem of pip – Code Example
Python throws error: This error originates from a subprocess, and is likely not a problem with pip when there is some issue with installed pip version. When Python updates pip,…
valueerror: max()/min() arg is an empty sequence Python – Code Example
Python throws valueerror: max() arg is an empty sequence when argument of max() function is an empty iterable like list. Similarly min() function throws the error. According to Python documentation…
valueerror: list.remove(x): x not in list – Code Example
Python throws valueerror: list.remove(x): x not in list when an item is not present in the list and still you are trying to remove it. Let’s understand this with an…
ImportError: cannot import name ‘parse_rule’ from ‘werkzeug.routing’
To resolve ImportError: cannot import name ‘parse_rule’ from ‘werkzeug.routing’, you need to downgrade flask and werkzeug library. Solution 1. Open your requirements.txt file 2. Add werkzeug<=2.1.2 to it. The file…
assertionerror torch not compiled with cuda enabled – Code Example
In this article we will see the code solutions for Pytorch assertionerror torch not compiled with cuda enabled. Why this error occurs? Cuda is a toolkit which allows GPU to…
valueerror: trailing data – Code Example
Python throws valueerror trailing data when you try to read JSON from a file line by line and there are extra characters at the end like \n or \r\n. In…
valueerror: math domain error – Code Example
In this article we will resolve valueerror: math domain error using Python code examples. This error is generally raised by log() and sqrt() function of Python math library. If you…