cn/python-bme280
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module: add pylint and fix accordingly

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cn
2018-03-14 22:52:10 +01:00
parent 6aabf21cf8
commit f9b9d77ded
6 changed files with 624 additions and 57 deletions
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10
bme280/__init__.py
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@ -1,6 +1,6 @@
from bme280 import Bme280
from bme280 import HO_SKIPPED, HO_1, HO_2, HO_4, HO_8, HO_16, PO_SKIPPED, PO_1, PO_2, PO_4, PO_8, PO_16, TO_SKIPPED, TO_1, TO_2, TO_4, TO_8, TO_16
from bme280 import MODE_SLEEP, MODE_FORCED, MODE_NORMAL
from bme280 import TSTANDBY_0_5, TSTANDBY_62_5, TSTANDBY_125, TSTANDBY_250, TSTANDBY_500, TSTANDBY_1000, TSTANDBY_10, TSTANDBY_20
from bme280 import FILTER_OFF, FILTER_2, FILTER_4, FILTER_8, FILTER_16
from .bme280 import Bme280
from .bme280 import HO_SKIPPED, HO_1, HO_2, HO_4, HO_8, HO_16, PO_SKIPPED, PO_1, PO_2, PO_4, PO_8, PO_16, TO_SKIPPED, TO_1, TO_2, TO_4, TO_8, TO_16
from .bme280 import MODE_SLEEP, MODE_FORCED, MODE_NORMAL
from .bme280 import TSTANDBY_0_5, TSTANDBY_62_5, TSTANDBY_125, TSTANDBY_250, TSTANDBY_500, TSTANDBY_1000, TSTANDBY_10, TSTANDBY_20
from .bme280 import FILTER_OFF, FILTER_2, FILTER_4, FILTER_8, FILTER_16

95
bme280/bme280.py
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@ -1,57 +1,58 @@
import smbus
import time
ADDR=0x76 # 7bit address of the BME280 for SDO=0, else 0x77
import smbus # pylint: disable=import-error
REGISTER_ID=0xD0
REGISTER_RESET=0xE0
REGISTER_CTRL_HUM=0xF2
REGISTER_STATUS=0xF3
REGISTER_CTRL_MEAS=0xF4
REGISTER_CONFIG=0xF5
ADDR = 0x76 # 7bit address of the BME280 for SDO=0, else 0x77
HO_SKIPPED=0x00
HO_1=0x01
HO_2=0x02
HO_4=0x03
HO_8=0x04
HO_16=0x05 # and all higher
REGISTER_ID = 0xD0
REGISTER_RESET = 0xE0
REGISTER_CTRL_HUM = 0xF2
REGISTER_STATUS = 0xF3
REGISTER_CTRL_MEAS = 0xF4
REGISTER_CONFIG = 0xF5
PO_SKIPPED=0x00
PO_1=0x01
PO_2=0x02
PO_4=0x03
PO_8=0x04
PO_16=0x05 # and all higher
HO_SKIPPED = 0x00
HO_1 = 0x01
HO_2 = 0x02
HO_4 = 0x03
HO_8 = 0x04
HO_16 = 0x05 # and all higher
TO_SKIPPED=0x00
TO_1=0x01
TO_2=0x02
TO_4=0x03
TO_8=0x04
TO_16=0x05 # and all higher
PO_SKIPPED = 0x00
PO_1 = 0x01
PO_2 = 0x02
PO_4 = 0x03
PO_8 = 0x04
PO_16 = 0x05 # and all higher
MODE_SLEEP=0x00
MODE_FORCED=0x01 # and 0x02
MODE_NORMAL=0x03
TO_SKIPPED = 0x00
TO_1 = 0x01
TO_2 = 0x02
TO_4 = 0x03
TO_8 = 0x04
TO_16 = 0x05 # and all higher
TSTANDBY_0_5=0x00
TSTANDBY_62_5=0x01
TSTANDBY_125=0x02
TSTANDBY_250=0x03
TSTANDBY_500=0x04
TSTANDBY_1000=0x05
TSTANDBY_10=0x06
TSTANDBY_20=0x07
MODE_SLEEP = 0x00
MODE_FORCED = 0x01 # and 0x02
MODE_NORMAL = 0x03
FILTER_OFF=0x00
FILTER_2=0x01
FILTER_4=0x02
FILTER_8=0x03
FILTER_16=0x04 # and all higher
TSTANDBY_0_5 = 0x00
TSTANDBY_62_5 = 0x01
TSTANDBY_125 = 0x02
TSTANDBY_250 = 0x03
TSTANDBY_500 = 0x04
TSTANDBY_1000 = 0x05
TSTANDBY_10 = 0x06
TSTANDBY_20 = 0x07
class Bme280:
FILTER_OFF = 0x00
FILTER_2 = 0x01
FILTER_4 = 0x02
FILTER_8 = 0x03
FILTER_16 = 0x04 # and all higher
class Bme280(object):
def __init__(self, i2c_bus=1, sensor_address=ADDR):
self.bus = smbus.SMBus(i2c_bus)
@ -137,7 +138,7 @@ class Bme280:
pressure_raw = (data[0] << 12) | (data[1] << 4) | (data[2] >> 4)
temperature_raw = (data[3] << 12) | (data[4] << 4) | (data[5] >> 4)
humidity_raw = (data[6] << 8) | data[7]
humidity_raw = (data[6] << 8) | data[7]
t_fine = self.calc_t_fine(temperature_raw)
t = self.calc_compensated_temperature(t_fine)
p = self.calc_compensated_pressure(t_fine, pressure_raw)
@ -153,7 +154,7 @@ class Bme280:
"""
returns the bit pattern for CTRL_HUM corresponding to the desired state of this class
"""
return (self.ho & 0x07)
return self.ho & 0x07
def get_reg_ctrl_meas(self):
"""
@ -179,6 +180,8 @@ class Bme280:
for i in range(0xE1, 0xE1+7):
calibration_regs.append(self.bus.read_byte_data(self.sensor_address, i))
# pylint: disable=bad-whitespace
# reorganize 8-bit words into compensation words (without correct sign)
self.digT = []
self.digT.append((calibration_regs[1] << 8) | calibration_regs[0])
@ -256,4 +259,4 @@ class Bme280:
var_H = 100.0
elif var_H < 0.0:
var_H = 0.0
return var_H
return var_H