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Added action to retrieve temperature and pressure from a DHT11/DHT22 sensor on ESP plugin

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Fabio Manganiello 2020-01-18 20:15:31 +01:00
parent 4e45c1d0bc
commit 5ae57e3aaf
1 changed files with 54 additions and 0 deletions
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54
platypush/plugins/esp/__init__.py
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@ -1547,5 +1547,59 @@ with open('{target}', 'w') as f:
with open(target, 'w') as f:
f.write(content)
def _dht_get_value(self, pin: Union[int, str], dht_type: int, value: str, **kwargs) -> float:
device = self._get_device(**kwargs)
pin = device.get_pin(pin)
code = '''
import machine
import dht
dht_sensor = dht.DHT{type}(machine.Pin({pin}))
dht_sensor.measure()
dht_sensor.{value}()
'''.format(pin=pin, type=dht_type, value=value)
return self.execute(code, **kwargs).output
@action
def dht11_get_temperature(self, pin: Union[int, str], **kwargs) -> float:
"""
Get the temperature value in Celsius from a connected DHT11 sensor.
:param pin: GPIO PIN number or configured name where the sensor is connected.
:param kwargs: Parameters to pass to :meth:`platypush.plugins.esp.EspPlugin.execute`.
"""
return self._dht_get_value(pin=pin, dht_type=11, value='temperature', **kwargs)
@action
def dht11_get_humidity(self, pin: Union[int, str], **kwargs) -> float:
"""
Get the humidity value in percentage (0-100) from a connected DHT11 sensor.
:param pin: GPIO PIN number or configured name where the sensor is connected.
:param kwargs: Parameters to pass to :meth:`platypush.plugins.esp.EspPlugin.execute`.
"""
return self._dht_get_value(pin=pin, dht_type=11, value='humidity', **kwargs)
@action
def dht22_get_temperature(self, pin: Union[int, str], **kwargs) -> float:
"""
Get the temperature value in Celsius from a connected DHT22 sensor.
:param pin: GPIO PIN number or configured name where the sensor is connected.
:param kwargs: Parameters to pass to :meth:`platypush.plugins.esp.EspPlugin.execute`.
"""
return self._dht_get_value(pin=pin, dht_type=22, value='temperature', **kwargs)
@action
def dht22_get_humidity(self, pin: Union[int, str], **kwargs) -> float:
"""
Get the humidity value in percentage (0-100) from a connected DHT22 sensor.
:param pin: GPIO PIN number or configured name where the sensor is connected.
:param kwargs: Parameters to pass to :meth:`platypush.plugins.esp.EspPlugin.execute`.
"""
return self._dht_get_value(pin=pin, dht_type=22, value='humidity', **kwargs)
# vim:sw=4:ts=4:et: