From 382966e4e41bf670d5890b3db071cbe3225436d6 Mon Sep 17 00:00:00 2001 From: Andrew Scheller Date: Fri, 10 Jun 2016 11:49:53 +0100 Subject: [PATCH] Allow TrafficLights, RGBLED and Motor to be constructed using GPIO 0 --- gpiozero/boards.py | 2 +- gpiozero/output_devices.py | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/gpiozero/boards.py b/gpiozero/boards.py index 6275525..788c05b 100644 --- a/gpiozero/boards.py +++ b/gpiozero/boards.py @@ -569,7 +569,7 @@ class TrafficLights(LEDBoard): """ def __init__(self, red=None, amber=None, green=None, pwm=False, initial_value=False): - if not all([red, amber, green]): + if not all(p is not None for p in [red, amber, green]): raise GPIOPinMissing( 'red, amber and green pins must be provided' ) diff --git a/gpiozero/output_devices.py b/gpiozero/output_devices.py index fd30a46..ae62347 100644 --- a/gpiozero/output_devices.py +++ b/gpiozero/output_devices.py @@ -558,7 +558,7 @@ class RGBLED(SourceMixin, Device): initial_value=(0, 0, 0), pwm=True): self._leds = () self._blink_thread = None - if not all([red, green, blue]): + if not all(p is not None for p in [red, green, blue]): raise GPIOPinMissing('red, green, and blue pins must be provided') LEDClass = PWMLED if pwm else LED super(RGBLED, self).__init__() @@ -805,7 +805,7 @@ class Motor(SourceMixin, CompositeDevice): control. """ def __init__(self, forward=None, backward=None, pwm=True): - if not all([forward, backward]): + if not all(p is not None for p in [forward, backward]): raise GPIOPinMissing( 'forward and backward pins must be provided' )