.PKL Extensão de arquivo

Python Pickle File

Desenvolvedor Python
Popularidade
4.0  |  38 Votos
 

O que é um arquivo PKL?

A PKL file is a file created by pickle, a Python module that enabless objects to be serialized to files on disk and deserialized back into the program at runtime. It contains a byte stream that represents the objects.

Mais informações

The process of serialization is called "pickling," and deserialization is called "unpickling." A PKL file is pickled to save space when being stored or transferred over a network then is unpickled and loaded back into program memory during runtime. The PKL file is created using Python pickle and the dump() method and is loaded using Python pickle and the load() method.

There are three protocols used for pickling:

  • Version 0 - The original ASCII protocol, which is backwards compatible with earlier Python versions.
  • Version 1 - The old binary format, which is backwards compatible with earlier Python versions.
  • Version 2 - Python 2.3 format, which features more efficient pickling of new style classes.

NOTA: PKL files may also have the .PICKLE extension but more commonly have the .P extension.

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Programas que abrem ou fazem referência a arquivos PKL

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Apple Pkl File

Desenvolvedor Apple
Popularidade
3.5  |  2 Votos
 

A PKL file contains code written in Pkl (pronounced “Pickle”), an embedded configuration language developed by Apple. It stores structured data, such as build settings, environment variables, and other metadata, used by Apple development tools like Xcode. PKL files typically contain plain text, but may also store binary data, and are often generated automatically during internal build processes or system-level configurations.

Mais informações

Captura de tela de um arquivo .pkl em Microsoft Visual Studio Code 1.99
Arquivo PKL aberto em Microsoft Visual Studio Code 1.99

Apple introduced the Pkl configuration language in February 2024 and released it as an open-source project under the Apache 2.0 license. It is designed to simplify and standardize configuration management across Apple’s development tools. Pkl allows developers to define structured data in a clean and readable format and can export that data to formats like .JSON, .YAML, and Property Lists.

Developers may encounter PKL files when building or debugging macOS or iOS apps, especially while working with Xcode. They may find PKL files in the DerivedData directory, which stores temporary build results and cached information. Developers might inspect them when troubleshooting build issues, exploring how project settings are interpreted, or analyzing internal configuration behavior.

NOTA: Although PKL files use the same .pkl extension as Python pickle files, the two formats are unrelated and not compatible.

Como abrir um arquivo PKL

PKL are not meant to be opened or edited manually. However, you can open PKL files that store plain text with a source code or text editor, such as Microsoft Notepad, Apple TextEdit, and Microsoft Visual Studio Code.

You can also parse or validate a PKL file with Apple’s open-source Pkl tool by first installing the command-line tool and running commands (e.g., pkl eval [filename].pkl).

Programas que abrem ou fazem referência a arquivos PKL

Windows
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Mac
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Linux

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