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Mutate Python code and rerun its tests to find changes the suite fails to catch.

A browser-based Python notebook environment that runs on hosted compute and can load or share Jupyter notebooks.

Define and validate data and configuration with a language that combines values and constraints.

Edit encrypted configuration without losing its familiar structure.

Build parameter-driven solid models with Python and retain their construction

Build composable Python command-line interfaces from decorated functions.

Choose Python research and backtesting engines for the task

Work with multidimensional arrays and vectorized numerical operations in Python.

Build machine learning apps in Python

A written Python route from setup to practical topics

Promote application configuration through GitOps stages so a GitOps agent can deploy each stage.

Coordinate distributed applications with naming, configuration, synchronization, and group-service primitives.

Plan and apply infrastructure changes from versioned configuration files.

A native terminal emulator for macOS and Linux, with text-file configuration and an embeddable terminal library.

Edit source and configuration files directly in a terminal with a compact, keyboard-driven editor.

Python articles, tutorials and community news

Provision infrastructure from version-controlled configuration with a plan-before-apply command-line workflow.

Calculate returns, portfolio statistics and allocation weights in Python

Build Python web applications by pairing a small request-and-route core with the extensions your project needs.

Test entry and exit rules against historical price bars

Maintain event-driven Python backtests with the Zipline research model

Develop Python strategies with graphical backtesting and market gateways

Assemble portfolio backtests from reusable Python rules

Connect financial data providers to Python and research applications