attempting to begin to appease the linting gods

Author: codingbandit

adafruit_azureiot/base64.py

@@ -46,8 +46,8 @@
 def _bytes_from_decode_data(data: str):
     try:
         return data.encode("ascii")
-    except:
-        raise ValueError("string argument should contain only ASCII characters")
+    except Exception as e:
+        raise ValueError("string argument should contain only ASCII characters") from e
 
 
 def b64encode(toencode: bytes) -> bytes:

adafruit_azureiot/device_registration.py

@@ -104,7 +104,7 @@ def _loop_assign(self, operation_id, headers) -> str:
         except ValueError as error:
             err = "ERROR: " + str(error) + " => " + str(response)
             self._logger.error(err)
-            raise DeviceRegistrationError(err)
+            raise DeviceRegistrationError(err) from error
 
         loop_try = 0
 
@@ -225,7 +225,7 @@ def register_device(self, expiry: int) -> str:
         except ValueError as error:
             err = "ERROR: non JSON is received from " + constants.DPS_END_POINT + " => " + str(response) + " .. message : " + str(error)
             self._logger.error(err)
-            raise DeviceRegistrationError(err)
+            raise DeviceRegistrationError(err) from error
 
         if "errorCode" in data:
             err = "DPS => " + str(data)

adafruit_azureiot/iothub_device.py

@@ -146,8 +146,8 @@ def __init__(self, socket, iface, device_connection_string: str, token_expires:
         try:
             cs_args = device_connection_string.split(DELIMITER)
             connection_string_values = dict(arg.split(VALUE_SEPARATOR, 1) for arg in cs_args)
-        except (ValueError, AttributeError):
-            raise ValueError("Connection string is required and should not be empty or blank and must be supplied as a string")
+        except (ValueError, AttributeError) as e:
+            raise ValueError("Connection string is required and should not be empty or blank and must be supplied as a string") from e
 
         if len(cs_args) != len(connection_string_values):
             raise ValueError("Invalid Connection String - Unable to parse")