prefect/unit: Avoid using try...except...

Exception handling will bring more memory overhead

Signed-off-by: lbuque <[email protected]>

Author: lbuque

m5stack/libs/unit/ac_measure.py

@@ -3,11 +3,11 @@
 from .pahub import PAHUBUnit
 from .unit_helper import UnitError
 import time
+import sys
 
-try:
+if sys.platform != "esp32":
     from typing import Union
-except ImportError:
-    pass
+
 
 AC_MEASURE_ADDR = 0x42
 

m5stack/libs/unit/encoder8.py

@@ -5,11 +5,10 @@
 from .pahub import PAHUBUnit
 from .unit_helper import UnitError
 import time
+import sys
 
-try:
+if sys.platform != "esp32":
     from typing import Union
-except ImportError:
-    pass
 
 
 ENCODER8_ADDR = 0x41

m5stack/libs/unit/env.py

@@ -9,12 +9,12 @@
 from driver.qmp6988 import QMP6988
 from driver.dht12 import DHT12
 from driver.sht4x import SHT4x
+import sys
 
-try:
+if sys.platform != "esp32":
     from typing import Union
     from typing_extensions import Literal
-except ImportError:
-    pass
+
 
 ENV_I = const(1)
 ENV_II = const(2)

m5stack/libs/unit/extio2.py

@@ -1,11 +1,10 @@
 from machine import I2C
 from micropython import const
+import sys
 
+if sys.platform != "esp32":
+    from typing import Literal
 
-try:
-    from typing_extensions import Literal
-except ImportError:
-    pass
 
 _REG_MODE_CH_1 = const(0x00)
 _REG_OUTPUT_REG_CH_1 = const(0x10)

m5stack/libs/unit/hbridge.py

@@ -2,11 +2,11 @@
 import struct
 from .pahub import PAHUBUnit
 from .unit_helper import UnitError
+import sys
 
-try:
+if sys.platform != "esp32":
     from typing import Union
-except ImportError:
-    pass
+
 
 HBRIDGE_ADDR = 0x20
 

m5stack/libs/unit/pbhub.py

@@ -4,11 +4,11 @@
 from .pahub import PAHUBUnit
 from .unit_helper import UnitError
 import time
+import sys
 
-try:
+if sys.platform != "esp32":
     from typing import Union
-except ImportError:
-    pass
+
 
 hub_addr = [0x40, 0x50, 0x60, 0x70, 0x80, 0xA0]
 

m5stack/libs/unit/pir.py

@@ -1,11 +1,10 @@
 from micropython import const
 from micropython import schedule
 from machine import Pin
+import sys
 
-try:
+if sys.platform != "esp32":
     from typing import Literal
-except ImportError:
-    pass
 
 
 class PIRUnit:

m5stack/libs/unit/scales.py

@@ -3,11 +3,10 @@
 from .unit_helper import UnitError
 import time
 import struct
+import sys
 
-try:
+if sys.platform != "esp32":
     from typing import Union
-except ImportError:
-    pass
 
 
 SCALES_ADDR = 0x26

m5stack/libs/unit/ultrasonic_i2c.py

@@ -2,11 +2,10 @@
 from .pahub import PAHUBUnit
 from .unit_helper import UnitError
 import time
+import sys
 
-try:
+if sys.platform != "esp32":
     from typing import Union
-except ImportError:
-    pass
 
 
 class ULTRASONIC_I2CUnit: