Python get package version at runtime 13. Keeping your Python version up-to-date is crucial for taking advantage of these enhancements, ensuring security, and maintaining compatibility with the latest Mar 16, 2025 · Learn how to use Python's importlib. Do you need a reliable way to get a version number corresponding to a python object ? getversion was made for this. Two versioning schemes are commonly used for Python packages, semantic versioning and calendar versioning. splitlines():ifline. But in this case I need to make one more commit after the version tag is made to make the code consistent. Nov 30, 2022 · Thanks @AndrewRyan. To use a supported Python version, you must: Include the runtime_config and operating_system settings in your app. Checking helps prevent errors. The system uses a single Python script (scripts/publish. toml, typically you would want to put all Python code in a sub-directory named after what you want your top-level import package to be. 0 Python 3. py` (for packaging) and Python source code (for runtime access), ensuring your version numbers are always accurate, synchronized, and effortless to maintain. py Click this document for detailed information. Jul 28, 2020 · Since the package would lack backwards compatibility with previous python interpreter versions, pip should fail to install multiple versions of any package into a site-packages directory belonging to an interpreter below a specified version. uv automatically installs missing Python versions as needed — you don't need to install Python to get started. version import get_version; print(get_version())" # Output: 1. 6 or 3. You can use these Getting Package Version at Runtime Automatically setting your project’s version is all well and good, but you usually also want to expose that version at runtime, usually via a __version__ variable. 9 - Oct. Is there a way to introspect the Python runtime to know the version which it is ru Stable Releases Python 3. py) to synchronize version numbers across multiple configuration files, create Git tags, and trigger automated PyPI Jun 21, 2025 · In Python, packages are collections of modules that provide a wide range of functionality, from data analysis to web development. 0_80, 1. metadata. Jan 29, 2025 · Python is a widely used high-level programming language known for its simplicity and versatility. It is easily extensible so that adding new strategies is extremely Oct 7, 2024 · Complete Last Reviewed: 2024-10-07 Many Python distribution packages publish a single Python import package where it is desired that the runtime __version__ attribute on the import package report the same version specifier as importlib. See Find full path of the Python interpreter (Python executable)? if you are looking to find exactly which interpreter is being used - for example, to debug a Pip installation problem, or to check which virtual environment (if any) is active. Different versions of a package may have different features, bug fixes, or API changes. However, these operating systems (OSes) differ in critical ways—from file path separators to system-specific directories and commands. split(delim) [1]else By default, when installing or updating packages in an environment , conda retrieves the latest possible versions of the requested package (s) and their dependencies that are compatible with the current environment. It helps in ensuring code compatibility, knowing which features are available, and staying informed about the latest improvements and Using package==1. Here's how it can be used to get the version of an installed package. It works similarly, deriving versions from git tags: Learn essential techniques for setting up and managing Python runtime environments, including installation, virtual environments, and best practices for developers. Apr 7, 2010 · java. Whether you're a beginner or an experienced developer, these techniques will 18 hours ago · If a is an int, it is used directly. Jun 30, 2018 · The pkg_resources module enables package information introspection. Whether it’s new Oct 31, 2024 · Is there a way to create an equivalent of sys. __class__) for dist in pkg_resources May 12, 2021 · Following to the documentation following example should work with python version 3. We’re going to check each one of them. What I am trying to achieve here is; within the same library (let's call it X) containing the current piece of code, I want to get the current version of that library (current version of X). metadata to get your package’s version, like so: Aug 30, 2018 · I have a Python file which might have to support Python versions &lt; 3. 6. Hardcoding OS-specific logic can lead to bugs when scripts are moved between environments. 8 you can use a module from the built-in library for that. To view the Python 3 version, run "Python3 --version" instead. Mar 23, 2022 · % grep version pyproject. py; the package system is bolted onto Python after the fact, and given that string for the package name don't typically change, it's a lot less hassle to just hardcode that same str value into test_foo. Mar 14, 2021 · If you are using an older version of Python and need the most recent version of the package that is compatible with that version, you can go to the release history (the second link at the top of the sidebar) and try different versions, scrolling down to the "Meta" section for every version. 4 days ago · For the full list of supported Python versions, and their corresponding Ubuntu version, see the Runtime support schedule. 4, which either don’t provide venv at all, or aren’t able to automatically install pip into created environments. Includes pip setup, virtual environments, and troubleshooting. Anything installed from PyPI at least should have a version number. May 27, 2017 · I'm trying to get the version number of a specific few modules that I use. __version__ (or onnxruntime. The bootstrap system scans the Python environment at runtime t Jul 21, 2023 · Install Python package at runtime. Uncontroversial statement? Sure, but despite good backward compatibility in most of the Python ecosystem, it’s worth stating. py is generated AFTER the tag is made, since it uses the tag as a value. May 9, 2022 · To take it one step further, add versioneer to generate the package version number automatically and directly from a github tag. This option will work if I referenced the library as a package in another project. I think bazel just doesn't follow symlinks and falls back to a system-default version of python. Jul 23, 2021 · This is the version with which my package builds. 6 days ago · In today’s cross-platform world, Python scripts often need to run seamlessly on Windows, macOS, and Linux. I want to implement mycommand --version using python click. metadata operates on third-party distribution packages installed into Python’s site-packages directory via tools such as pip. 0, 1. There are various reasons why you might need to switch between Python versions. For example, a particular project might be developed and tested with a specific Python version, or you want to experiment with the latest features in Managing Application Dependencies ¶ The package installation tutorial covered the basics of getting set up to install and update Python packages. bump2version) The approach prescribed in the packaging docs of having setup. Download Windows installer (64-bit) Download Windows installer (32-bit) Download Windows installer (ARM64) Download Windows embeddable package (64-bit) Download Windows embeddable package (32-bit) Download Windows embeddable package (ARM64) Download Windows release manifest Python getversion Get the version number of any python module or package, reliably. Jan 24, 2025 · Python is a widely used high-level programming language with multiple versions in circulation. It combines the best existing strategies to cover the broadest possible set of cases. version attribute to your Python shell: Jan 14, 2016 · I'm working on a project, and we need to know the version of a NuGet package we are using, and use it in the code. (Since these two must be identical, it doesn't really matter which. **OS detection** in Python allows you to identify the host However, I have come across the following information about Python runtime_version support: Stage One: Starting October 14, 2024, Snowflake will no longer apply security patches or other updates to the Python 3. Different versions of a package may have varying features, bug fixes, and API changes. py (if you pip install a file, directory, repo, etc. Oct 13, 2021 · We are using data-bricks. open(os. According to the document: At runtime (when you need that version number), packages and modules can be already imported or not built and pip-installed (in debug mode or not), or simply added to the PYTHON PATH (sys. It also provides runtime support for using C extensions that are inside zipfile-format eggs, support for merging packages that have Checking a Python module version at runtime Use pkg_resources. In this blog post, we will explore different ways to check the 4 days ago · For the full list of supported Python versions, and their corresponding Ubuntu version, see the Runtime support schedule. Knowing which version of Python you are using is crucial for various reasons, such as ensuring compatibility with your codebase, libraries, and frameworks. Unlike most Unix systems and services, Windows does not include a Mar 31, 2025 · In the world of Python development, knowing the version of the packages you are using is crucial. ) It's recommended that packages make the same string available as a __version__ attribute on their top-level module/package (s) at runtime May 17, 2024 · When I insert the code(pip install msvc-runtime) in Powershell, An error occur error: Could not find a version that satisfies the requirement msvc-runtime(from Previous chapters have focused on how to develop a Python package from scratch by creating the Python source code, developing a testing framework, writing documentation, and then releasing it online via PyPI (if desired). python-version 3. 2 days ago · How to Create a Portable Python Desktop Application Without Installer: Package Dependencies & Run from USB/CD (Avoid C++ Runtime Issues) 1 day ago · Install Python 3. One way I tried was to read from the packages. Installer packages for Python on macOS downloadable from python. Discover various methods, including using the __version__ attribute, pkg_resources, pip commands, and importlib. version_info>=(3,8 2 days ago · For example, if your script relies on `requests` v2. 0b1 (2023-05-23), release installer packages are signed with certificates issued to the Python Software Foundation (Apple Developer ID BMM5U3QVKW)). 8. 14, 2025 Note that Python 3. The working can be seen below. Bas Nov 13, 2025 · A mismatch here can break your automation scripts entirely, leading to errors like: > `SessionNotCreatedException: This version of ChromeDriver only supports Chrome version 114` To avoid this, wouldn’t it be useful to **check the Chromedriver version at runtime** in Python? Contains Emscripten Python binaries for win-x64. calendar versioning ¶ A versioning scheme is a formalized way to interpret the segments of a version number, and to decide which should be the next version number for a new release of a package. read()defget_version(rel_path):forlineinread(rel_path). My question is: how do I pass this information from an environment variable at the build stage (VERSION=1. x introduce syntax changes that break old code. Different versions of a package may have different features, bug - fixes, or even incompatible changes. : importsysifsys. toml version = "0. It was my first attempt doing any python package building, and it was surprisingly confusing to get it all straight between pyproject. This solves all three points. 12. You can also use nuget package explorer to get more details for the package. Apr 5, 2024 · Python Help Suletta-Majo (Suletta Majo) April 5, 2024, 5:55am 1 I’m currently comparing three packages to use the checkbox feature in Teminal bullet , inquirer , beaupy At the time of installation, process was downloading the dependent package and checking the version, so saw that it depended on rich, that it depended on blessed etc I made a note of the output when I installed it, so I can 2 days ago · If you’ve ever encountered the frustrating `RuntimeError: Package fails to pass a sanity check` while working with NumPy or Pandas in Python (especially on Windows), you’re not alone. In this example, we try to import the 'sys' module using importlib. py right next to pyproject. 4606Z Nov 5, 2024 · Why Check Python Version? Here are 5 key reasons you need to verify Python version: Avoid breaking changes between versions – Major Python releases like 3. To check what version of Python is installed on your Windows, Mac, or Linux computer, all you have to do is run a single command. x version from python. split(delim) [1]else Oct 9, 2025 · $ cat . js will pin transitive dependency versions in a separate "lock" file. toml version string into a Makefile environment variable called VERSION? Nov 1, 2019 · How do you check if a package is at its latest version programmatically in a script and return a true or false? I can check with a script like this: package='gekko' import pip if hasattr(pip, 'ma Nov 14, 2025 · Different versions of a package may have different features, bug fixes, or compatibility issues. However, uv can also install and manage Python versions. 1 day ago · Along with importlib. Different versions of Python may have varying features, syntax, and compatibility with libraries. Jan 31, 2025 · Learn how to check Python version in this comprehensive guide for IT professionals to ensure compatibility, security, and more. Package Publishing and Version Management Relevant source files This document describes the automated publishing pipeline for Jarvis, including version bumping, Git tag management, and PyPI deployment via GitHub Actions. py and get the version. This is not what I am trying to do. py go regex fishing through package/__init__. org or refer to the Installing Python section of the Hitchhiker’s Guide to Python. py): importcodecsimportos. 13 on Ubuntu using Deadsnakes PPA or compile from source. Python packages should be downloaded on Hybrid Runbook workers for successful job execution. cs file before any lines of code to reference the package. Contents Install ONNX Runtime Install ONNX for model export Quickstart Examples for PyTorch, TensorFlow, and SciKit Learn Python API Reference Docs Builds Supported Versions Learn More Install ONNX Runtime There are two Python packages for ONNX Jul 17, 2025 · Guides Installing Python If Python is already installed on your system, uv will detect and use it without configuration. import pkg_resources module_name = "requests" version = pkg_resources. This tutorial Feb 21, 2023 · I found a hackaround by creating what is technically a second dummy package, called my_package_version, which consists solely of __init__. If you wish to support older Python versions, use the importlib-metadata backport available on PyPI for those versions, e. 7. . It was version 0. 0_23, 1. py has these documented, but I can't find an easy way to access it from either Python or the command li I want to detect whether module has changed. 9 When incorporating otel into my uvicorn/fastAPI application and wiring to an Application Insights instance, I am met with this warning at runtime: 2025-11-18T01:03:16. 11. It helps in compatibility management, debugging, and ensuring that you are leveraging the latest features or bug fixes. Let's get started. 1 Here is a trick to extract the major version: If it is a 1. As the language evolves, new versions are released regularly, each bringing in new features, performance improvements, and bug fixes. This blog post will guide you through **four reliable methods** to retrieve a Python module’s version number using code and store it in a variable. Updating Python can be confusing regardless of which OS you’re running. GitHub Gist: instantly share code, notes, and snippets. Now, using inotify is simple, you just need to know the directory you want to get notifications from. To check if a specific module, such as "example_module," is installed, you can use the find_loader function from importlib. z version string, cut the string to its first dot Apr 13, 2025 · In the world of Python development, knowing the version of the packages you are using is crucial. py (setuptools) in my package?, then this version. Some package managers for other languages such as npm for Node. 1 day ago · It allows virtual environments to be used on versions of Python prior to 3. path) 1 day ago · This document aims to give an overview of Windows-specific behaviour you should know about when using Python on Microsoft Windows. : try:fromimportlib Jul 29, 2025 · I will quickly cover different ways to find the PySpark (Spark with python) installed version through the command line and runtime. 4 and 3. For information about setting up a development environment with these dependencies, see Development Environment Setup. __version__) If you are using nuget packages then the package name should have the version. Package Discovery and Resource Access using pkg_resources ¶ The pkg_resources module distributed with setuptools provides an API for Python libraries to access their resource files, and for extensible applications and frameworks to automatically discover plugins. Get access to latest features and improvements – Newer Python releases add helpful features, fixes, speedups. Oct 24, 2022 · This is the stable release of Python 3. So is there a way to extract that information at runtime (be it from setup. What should I do to extract the pyproject. version () to retrieve package versions. Then import the package and use its __version__ attribute to print the installed version, like this:” Apr 22, 2025 · This article explains how to check the versions of packages and modules used in Python scripts, as well as the versions of packages installed in your environment. version() reports for the distribution package (as described in Accessing version information at I installed the Python modules construct and statlib using setuptools: sudo apt-get install python-setuptools sudo easy_install statlib sudo easy_install construct How do I check their versions f Dec 12, 2019 · Finding the versions of imported modules in Python code A common question I run into is how to find the version of an imported module in Python at runtime. Therefore, it is essential to know how to check the version of Python packages. 0 Alternatives and Considerations Poetry Users: poetry-dynamic-versioning If you use Poetry instead of setuptools, use the poetry-dynamic-versioning plugin. Copy this into a . If you’re trying to install a package that isn’t compatible with the version of Python 6 days ago · Package Name: azure-monitor-opentelemetry Package Version: 1. metadata to get your package’s version, like so: Use the version () function from importlib. importlib. 0 or later. version_info>=(3,8 Aug 12, 2022 · Details I would like to be able to find out which version of pythonnet is installed in a particular runtime environment from the python side. getfile(self. To resolve version number in runtime, you should move VERSION file to your module subfolder: Jun 9, 2023 · In this article, we’re going to see how we can check the Python version at Runtime to resolve any compatibility issues in our software. py (I'm using python-distutils-extra as the build system). x and >= 3. Mar 21, 2023 · Select Topic Area Question Body I have a Python file which might have to support Python versions < 3. Most packages define a package. * instead of package>=1. metadata to get your package’s version, like so: Is there a way in Python to list all installed packages and their versions? I know I can go inside python/Lib/site-packages and see what files and directories exist, but I find this very awkward. The package sports a shiny badge (so you know it’s good), and the README even tells you why you should choose this package over the latest package, which has “massive” dependencies. 6 Example In this example, we will see how to print the current version of the module separately instead of as a single input. 1, 11. Different versions may have varying features, syntax, and compatibility with libraries. Final releases ¶ This document explains the bootstrap and auto-discovery system that enables automatic instrumentation loading in loongsuite-python-agent. version To check your version at runtime in your code, import the sys module and print the sys. Getting Package Version at Runtime Automatically setting your project’s version is all well and good, but you usually also want to expose that version at runtime, usually via a __version__ variable. py version command as in How can I get the version defined in setup. Is there a way to introspect the Python runtime to know the version which it is running (for example, 2. path) 4 days ago · Python Runtime Services ¶ The modules described in this chapter provide a wide range of services related to the Python interpreter and its interaction with its environment. Mar 11, 2025 · This tutorial demonstrates how to find the version of a module installed in Python. This blog will guide you through the various ways to check the version of a Python package, covering fundamental concepts, usage methods, common practices, and best practices. The Python Package Index is a public repository of open source licensed packages made available for use by other Python users. There are two possible formats for it: Java 8 or lower: 1. However, determining the exact installation path can Description: This query aims to retrieve the version of a Python module dynamically, without hardcoding. 2" % I want to get that version number into a Makefile variable regardless of how many spaces wind up around the version terms. We can access this attribute to find the version of the installed package. path. training. With version 2 (the default), a str, bytes, or bytearray object gets converted to an int and all of its bits are used. metadata to get your package’s version, like so: Apr 2, 2025 · Knowing how to check the version of a package can help you ensure that your code runs smoothly, avoid compatibility issues, and stay up - to - date with the latest improvements. Follow this step: Open the Python interpreter by typing python in the command prompt. yaml file to specify an operating system. 3. Use the version () function from importlib. 8 runtime, and objects using the Python 3. y. import_module. 14 To check which version of Python you’re running locally, activate your virtual environment and run python --version. 4, 12, 12. When my package is run as package --version, users should see this correct version variable value. x. Most of the time I reach for , but that does not always work. For example import onnx (or onnxruntime) onnx. If it is a x. Jun 22, 2024 · Answer by Robert Knapp Use pkg_resources module to get the module version at runtime. Learn straightforward methods to check your Python version across terminals, virtual environments and Docker containers. Jan 21, 2025 · Python is a widely used programming language with a rich ecosystem and continuous development. pass except Exception as e: warnings. 2 days ago · You should get some output like Python 3. There are three options for doing this: Use the version() function from importlib. This blog post will delve into the various methods of checking the version of a Python package. The path could be the main python packages directory (which contains all the installed Python packages), one of the packages’ directory, some file/directory inside the package directory. py import the version from the package and causing at least most of the runtime dependencies to become build time dependencies Various regex driven tools that bump both version at the same time (e. If you do not have Python, please install the latest 3. metadata to get your package’s version, like so: More control flow tools in Python 3 Experienced programmers in any other language can pick up Python very quickly, and beginners find the clean syntax and indentation structure easy to learn. 8 runtime will no longer be eligible for technical support. To help simplify runbooks, you can use Python packages to import the modules you need. Here’s an easy tutorial on how to update Python. 2 prevents pip from installing major version 2+ for the package, which is desirable since major version changes are often backwards incompatible. ortmodule Jan 12, 2023 · Beyond your question about the meaning of __package__ there are suspicious things in your question. cfg, pypi build package, importable package names, setuptools backend, importlib. Jul 22, 2011 · If I add setup. I get asked this very frequently when running python workshops. This blog post will guide you through the fundamental concepts of getting package versions in Python, various The Python Package Index (PyPI) is a repository of software for the Python programming language. The `setup. Mar 6, 2024 · Now, we need to talk about Python's lack of a lock file. Feb 22, 2020 · It would be whatever you defined in setup. Checking the Python version you are using is crucial for several reasons. I initially installed a version of python-git (GitPython) on my machine. 1. Some packages (or package versions) are only compatible with certain versions of Python. config file, parse it for the packag Jul 17, 2023 · When you use a Python package, you may want first to check a package's version that Incorta is using. metadataimportversion__version__=version("mypackage") Note that importlib. This blog post will delve into the fundamental concepts of getting the Using pip, is it possible to figure out which version of a package is currently installed? I know about pip install XYZ --upgrade but I am wondering if there is anything like pip info XYZ. 0 conda build package) to the run stage (conda install package && package --version)? 5 days ago · When developing Python packages, understanding where your package is installed is crucial for various tasks—from debugging and plugin integration to configuring runtime resources or logging. Read the file in setup. Package versions play a significant role in ensuring compatibility, tracking changes, and maintaining the stability of your projects. Example (from pip setup. How do I retrieve a module's path in python? This article describes how to import, manage, and use Python 3 packages in Azure Automation running on the Azure sandbox environment and Hybrid Runbook Workers. Determine if you can upgrade. 1 day ago · # Installs the package with dynamic version python -c "from my_project. Getting started To install the latest Python version: Nov 17, 2025 · This blog will guide you through integrating Git tags with `setup. py, versioneer, setup. dirname(__file__))withcodecs. Dec 5, 2024 · A comprehensive guide to checking the installed version of Python packages using pip and alternative methods. py` file, a staple of Python packaging (powered by `setuptools`), plays a central role in defining how your package is built and installed. It documents Python runtime requirements, third-party packages, system-level dependencies, and their specific roles within the application. wheel Feb 20, 2025 · Python is a widely used programming language with multiple versions available, each offering improvements, new features, and sometimes backward-incompatible changes. py that rather than trying to come up with ways to resolve that in Python. 0. __version__ for that purpose. Jul 17, 2024 · Trying to make setup. 2. Jun 19, 2019 · Alternatively you can also query the __version__ attribute of the module. get_distribution (module_name). Knowing the version of a package you are using is crucial for several reasons. Install gcloud CLI version 420. abspath(os. There are several libraries and modules in Python which helps us to detect Python version during runtime. A beginner-friendly guide with examples and code outputs. I have something like this working but it feels kinda clunky. version('MyPackage'). In this blog post, we will explore different May 8, 2019 · After a couple of hours of exploring pkg_resources and reading the source for pip's uninstall I've got the following working: import inspect import pkg_resources import csv class App(object): def get_app_version(self) -> str: # Iterate through all installed packages and try to find one that has the app's file in it app_def_path = inspect. Sep 23, 2023 · Use the version () function in importlib. version is a system property that exists in every JVM. Oct 21, 2020 · With the new resolver, while pip is looking for a compatible set of depenedency package versions to install, it needs to (currently) download each version in order to work out if it is compatible or not. Whet your appetite with our Python 3 overview. Finally, you can define module-level __getattr__, if you really need this to be a VERSION constant-like property. but not all… Jul 20, 2024 · Getting Package Version at Runtime Automatically setting your project’s version is all well and good, but you usually also want to expose that version at runtime, usually via a __version__ variable. Jul 20, 2023 · And why not avoid writing version anywhere in your package, indeed? Replace your VERSION with get_version() function, that will return importlib. ,How to remove a function at runtime in PHP?,How to install the latest PowerShell module version?,How to install and import Python modules at runtime? Jun 10, 2020 · The default Python version for clusters created using the UI is Python 3. version print (f" {module_name} version:", version) Check Python module version at runtime using importlib_metadata Jul 23, 2025 · Python Package Check By using importlib Package importlib module in Python provides a flexible way to work with imports at runtime. For reproducibility reason, I would like to set up conda environment in Google Colab to use a specific version of some packages. This means that if one package depends on another, the most recent compatible version of that second package gets remembered. startswith('__version__'):delim='"'if'"'inlineelse"'"returnline. Get started with ORT for Python Below is a quick guide to get the packages installed to use ONNX for model serialization and infernece with ORT. 2 Operating System: Debian devcontainer Python Version: 3. Then I used pip to upgrade it to the latest. py or somewhere else), so that I don't have to manually specify it again? Oct 31, 2025 · py_runtime(name, abi_flags, aspect_hints, bootstrap_template, compatible_with, coverage_tool, deprecation, exec_compatible_with, exec_group_compatible_with, exec_properties, features, files, implementation_name, interpreter, interpreter_path, interpreter_version_info, package_metadata, pyc_tag, python_version, restricted_to, site_init_template, stage2_bootstrap_template, stub_shebang, supports A common meta thing that I need in python is to find the version of a package. You can do this by running the following command in a code cell: Read the file in setup. 6 days ago · As the Python Package Index is intended solely for indexing and hosting upstream projects, it MUST NOT allow the use of local version identifiers. I have ran pip list, but couldn't find the pyspark in the returned list. integrator extension metadata (as defined in PEP 459). How do we know the default libraries installed in the databricks & what versions are being installed. join(here,rel_path),'r')asfp:returnfp. path) non-built and added to the PYTHON PATH (sys. -- You should not have a __init__. This blog will guide you through various methods to check Python package versions, including fundamental The program name and the version are already specified in setup. Using the sys module The sys module is an in-built module that provides many system-related functions and How could I get the version defined in setup. Now I was looking for the appropriate docs and fell unsure of May 11, 2015 · The version number that pip uses comes from the setup. util. toml, setup. 0 or later, you’ll want to verify the installed version programmatically to avoid runtime errors. Apr 4, 2024 · It's a long post but I'll try to make it more clear as possible. #:package directive can be used in C# file-based apps starting in . Oct 19, 2021 · I’m looking for a way to get the Python package name and version, given a path. Feb 18, 2019 · A very popular way to get the latest version is through the latest-version package on npm, which has nearly 3 million weekly downloads. org are signed with with an Apple Developer ID Installer certificate. g. Why Check Module Version at Runtime? Checking the module version at runtime allows you to dynamically adapt your code based on the available features and functionalities of a particular module version. Dec 29, 2023 · To avoid compatibility issues and take advantage of new features, it is crucial to check the version of a Python module at runtime. pathdefread(rel_path):here=os. There are three options for doing this: Use the version() function in importlib. With version 1 (provided for reproducing random sequences from older versions of Python), the algorithm for str and bytes generates a narrower range of seeds. Sep 19, 2021 · Method 1: sys. Check package versions in a Python sc Output 3. y_z version string, extract the character at index 2 of the string. 9 cannot be used on Windows 7 or earlier. 8 Current Python version is: 3. NET 10 preview 4. 0_211 Java 9 or higher: 9. For example, cpu only package does not have the attribute. finally, for built-in modules and packages, the default version should be inherited from the python system version except if overridden In addition to this, at runtime (when you need that version number), packages and modules can be already imported or not built and pip-installed (in debug mode or not), or simply added to the PYTHON PATH (sys. Package versions play a significant role in ensuring compatibility, tracking changes, and debugging. To check a package's version (in this example lxml) run: Sep 11, 2025 · Many python packages store their version number in '__version__' attribute. 0 is the newest major release of the Python programming language, and it contains many new features and optimizations. py from my package (for --version, or other purposes)? 6 days ago · Semantic versioning vs. metadata to get your package’s version, like so: fromimportlib. ) and/or the information in the PyPI index (if you pip install a package name). As part of repro, I had created Databricks Runtime Version: 6. Learn how to manage your Python environment effectively by checking module versions easily and efficiently. version_info for libraries? Specifically, its ability to disable type-checking on lines of code written for a different version than the one the type-checker is running against? When writing one library that has a dependency on another library, it can be important to maintain support for more versions than one might like – for instance, to Jun 17, 2021 · ‎ 06-17-2021 12:58 PM If you're looking for python packages, you can use standard conda list commands (see example below): %conda list Jul 23, 2025 · How to Change Python Version in Google Colab There are several choices available in Google Colab for changing the Python version, including: Step 1: Check Current Python Version Before downgrading Python, it's a good practice to check the current Python version in your Colab notebook. Apr 23, 2024 · Specifying Python package versions matters. Source distributions using a local version identifier SHOULD provide the python. PyPI helps you find and install software developed and shared by the Python community. This chapter now describes the next step in the packaging workflow — updating your package! At any given time, your package’s users (including you) will install a Oct 6, 2023 · To check the Python version on Windows, Mac, or Linux, type "python --version" into PowerShell on Windows, or the Terminal on Linux or Mac. metadata was only added to Python in version 3. Apr 8, 2024 · Retrieving package version at runtime ¶ Using version_file option (recommended) ¶ In case of using version_file option you can directly read the VERSION file content, and use at as version number. 41 If you're on python >=3. Confirm library Apr 20, 2015 · How can you programmatically get a Python package's list of dependencies? The standard setup. As of Python 3. In this article, you'll learn how to check the Python package's version in Incorta Notebook. However, running these commands interactively can get tedious even for your own personal projects, and things get even more difficult when trying to set up development environments automatically for projects with multiple contributors. py and uses git-python to set its __version__. If not Jun 18, 2025 · In the Python ecosystem, packages play a crucial role in extending the functionality of the language. Something that I can store in a variable. 25. resources, this package can eliminate the need to use the older and less efficient pkg_resources package. 5 ML and observed the same behaviour. warn ("WARNING: failed to collect package name and version info") print (e) return package_name, version, cuda_version def check_training_module (): import_ortmodule_exception = None has_ortmodule = False try: from onnxruntime.