X-Git-Url: https://git.ayoreis.com/Adafruit_Blinka-hackapet.git/blobdiff_plain/021b4e28a42bb5693ab6048c417fb906874d4eb1..bdd86c7e4ff0b579f69965f9ff0e5b6bfc973f95:/src/adafruit_blinka/microcontroller/generic_linux/sysfs_pwmout.py

diff --git a/src/adafruit_blinka/microcontroller/generic_linux/sysfs_pwmout.py b/src/adafruit_blinka/microcontroller/generic_linux/sysfs_pwmout.py
index 2d58621..f751b71 100644
--- a/src/adafruit_blinka/microcontroller/generic_linux/sysfs_pwmout.py
+++ b/src/adafruit_blinka/microcontroller/generic_linux/sysfs_pwmout.py
@@ -132,7 +132,7 @@ class PWMOut:
                 if e.errno != EACCES or (
                     e.errno == EACCES and i == PWMOut.PWM_STAT_RETRIES - 1
                 ):
-                    raise PWMError(e.errno, "Opening PWM period: " + e.strerror)
+                    raise PWMError(e.errno, "Opening PWM period: " + e.strerror) from e
             sleep(PWMOut.PWM_STAT_DELAY)
 
         # self._set_enabled(False) # This line causes a write error when trying to enable