def __init__(self, key, proxies=None, base_url='https://io.adafruit.com'):
        self.key = key
        self.proxies = proxies
        # Save URL without trailing slash as it will be added later when
        # constructing the path.
        self.base_url = base_url.rstrip('/')
Create an instance of the Adafruit IO REST API client.  Key must be
dataset/ETHPy150Open adafruit/io-client-python/Adafruit_IO/client.py/Client.__init__