pyEffects

Monads for Python. Side-effect explicitly.

Handle your side-effects in Python like a boss. Implements functional types for Either, Option, Try, and Future.

For more detailed information, please refer to the API Documentation.

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1. Install

pip install pyeffects

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2. Using Option

>>> from pyeffects.Option import *
>>> val = Some(5).map(lambda v: v * v)
>>> val
Some(25)
>>> val.is_defined()
True
>>> val.get()
25

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3. Using Try

>>> from pyeffects.Try import *
>>> val = Success(5).map(lambda v: v * v)
>>> val
Success(25)
>>> val.is_success()
True
>>> val.get()
25

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4. Using Either

>>> from pyeffects.Either import *
>>> val = Right(5).map(lambda v: v * v)
>>> val
Right(25)
>>> val.is_right()
True
>>> val.right()
25

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5. Using Future

>>> from pyeffects.Future import *
>>> val = Future.of(5).map(lambda v: v * v)
>>> val
Future(Success(25))
>>> val.on_complete(lambda v: print(v))
Success(25)
>>> val.get()
25

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6. Reporting an Issue

Please report any issues or bugs to the Github issues page.

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7. License

This project is licensed under the Apache 2 License.