Windows
Compatible applications
Quick Facts
Basic information about this file format
Extension
.PYZ
File Type
Python Zip Application
Category
Executable
Best first step
Use compatible software
Quick Summary
A practical overview of the .pyz file format
A .pyz file is a Python Zip Application, which is an archive containing Python code that can be executed directly. It's essentially a self-contained Python application packaged into a single file. This format is particularly useful for distributing Python applications, as it simplifies deployment a…
File extension
.PYZ
File type
Python Zip Application
Category
Executable
Recommended action
Open with a trusted compatible app
How to open a .pyz file
Start with a trusted app that supports this format
- Check the file extension carefully and confirm that the file name really ends with .pyz.
- Use software that supports this file type. If one app does not work, try another compatible program for the same platform.
- Update the application if the file was created by a newer version of the software.
- Scan files from unknown sources before opening them, especially documents, archives, scripts, installers, and executable files.
What is a .pyz file?
File extension details and usage information
A .pyz file is a Python Zip Application, which is an archive containing Python code that can be executed directly. It's essentially a self-contained Python application packaged into a single file. This format is particularly useful for distributing Python applications, as it simplifies deployment and reduces the number of files that need to be managed. The .pyz file is a standard ZIP archive that includes a __main__.py file at the top level. When the .pyz file is executed, the Python interpreter treats it as a directory and executes the __main__.py file. This allows the application to run without needing to be extracted first. The archive can also contain other Python modules, data files, and dependencies required by the application. The .pyz format is supported by the Python interpreter directly, making it a convenient way to package and distribute Python applications for various platforms. It's often used for command-line tools, small applications, and scripts that need to be easily deployed and run on different systems without complex installation procedures.
Software Compatibility
Programs that may open or work with .pyz files
macOS
Compatible applications
Linux
Compatible applications
Mobile
Mobile applications
No specific software is listed for this platform yet. Try checking the file source, identifying the original application, or using a trusted universal file viewer when appropriate.
Can .pyz files be converted?
Options for saving or exporting this file to another format
In many cases, a .pyz file can be converted by opening it in compatible software and using an option such as Save As, Export, or Convert. The available output formats depend on the file type and the application used.
- Use the original software that created the file when possible.
- Check whether the application supports exporting to common formats.
- Be careful with online converters when working with private, business, or sensitive files.
- If conversion fails, the file may be corrupted, incomplete, encrypted, or not actually a .pyz file.
Why can't I open a .pyz file?
Common reasons this file type may not open correctly
Wrong software
The file may require a specific program that supports the .pyz format.
Incorrect extension
The file extension may have been renamed manually, even though the actual file format is different.
Corrupted file
The file may be incomplete, damaged during download, or transferred incorrectly.
Outdated app
Your software may need to be updated before it can open newer versions of this file format.
Frequently Asked Questions
Common questions about .pyz files
To open a .pyz file, use software that supports this file format.
- Python Interpreter
- 7-Zip (for extraction)
- The Unarchiver (for extraction)
- Unzip (for extraction)
Open the file in compatible software and look for options such as Save As, Export, or Convert. If no export option is available, the file may require a specialized converter or the original application that created it.
- Verify that the file extension is correct.
- Install or update compatible software.
- Try another application that supports this format.
- Check whether the file is corrupted, incomplete, or encrypted.
A file extension alone does not guarantee whether a file is safe or unsafe. Only open files from trusted sources, scan unknown files before opening them, and be especially careful with executable, script, archive, and document files.
File safety tips
Use caution with unknown files
Only open files from trusted sources. Before opening a .pyz file, scan it with antivirus software, verify that the file extension is expected, and avoid running unknown executable, installer, macro-enabled document, or script files.