UnleashClient 2.4.0

Python client for the Unleash feature toggle system!

unleash-client-python

This is the Python client for Unleash. It implements Client Specifications 1.0 and checks compliance based on spec in unleash/client-specifications

What it supports:

• Default activation strategies using 32-bit Murmerhash3
• Custom strategies
• Full client lifecycle:
  • Client registers with Unleash server
  • Client periodically fetches feature toggles and stores to on-disk cache
  • Client periodically sends metrics to Unleash Server

Check out the project documentation and the changelog.

Installation

Check out the package on Pypi!

pip install UnleashClient

Usage

Initialization

from UnleashClient import UnleashClient
client = UnleashClient("https://unleash.herokuapp.com/api", "My Program")
client.initialize_client()

To clean up gracefully:

client.destroy()

Arguments

Argument	Description	Required?	Type	Default Value
url	Unleash server URL	Y	String	N/A
app_name	Name of your program	Y	String	N/A
environment	Name of current environment	N	String	default
instance_id	Unique ID for your program	N	String	unleash-client-python
refresh_interval	How often the unleash client should check for configuration changes.	N	Integer	15
metrics_interval	How often the unleash client should send metrics to server.	N	Integer	60
disable_metrics	Disables sending metrics to Unleash server.	N	Boolean	F
disable_registration	Disables registration with Unleash server.	N	Boolean	F
custom_headers	Custom headers to send to Unleash.	N	Dictionary	{}
custom_strategies	Custom strategies you'd like UnleashClient to support.	N	Dictionary	{}

Checking if a feature is enabled

A check of a simple toggle:

client.is_enabled("My Toggle")

Specifying a default value:

client.is_enabled("My Toggle", default_value=True)

Supplying application context:

app_context = {"userId": "[e-mail]"}
client.is_enabled("User ID Toggle", app_context)