Use raise from in plugins (#11095)

* Use raise from.

* Add changelog fragment.

plugins/filter/counter.py

@@ -51,7 +51,7 @@ def counter(sequence):
     except TypeError as e:
         raise AnsibleFilterError(
             f"community.general.counter needs a sequence with hashable elements (int, float or str) - {e}"
-        )
+        ) from e
     return result
 
 

plugins/filter/from_csv.py

@@ -98,7 +98,7 @@ def from_csv(data, dialect="excel", fieldnames=None, delimiter=None, skipinitial
     try:
         dialect = initialize_dialect(dialect, **dialect_params)
     except (CustomDialectFailureError, DialectNotAvailableError) as e:
-        raise AnsibleFilterError(str(e))
+        raise AnsibleFilterError(str(e)) from e
 
     reader = read_csv(data, dialect, fieldnames)
 
@@ -108,7 +108,7 @@ def from_csv(data, dialect="excel", fieldnames=None, delimiter=None, skipinitial
         for row in reader:
             data_list.append(row)
     except CSVError as e:
-        raise AnsibleFilterError(f"Unable to process file: {e}")
+        raise AnsibleFilterError(f"Unable to process file: {e}") from e
 
     return data_list
 

plugins/filter/from_ini.py

@@ -79,7 +79,7 @@ def from_ini(obj):
     try:
         parser.read_file(StringIO(obj))
     except Exception as ex:
-        raise AnsibleFilterError(f"from_ini failed to parse given string: {ex}", orig_exc=ex)
+        raise AnsibleFilterError(f"from_ini failed to parse given string: {ex}", orig_exc=ex) from ex
 
     return parser.as_dict()
 

plugins/filter/hashids.py

@@ -37,7 +37,7 @@ def initialize_hashids(**kwargs):
         raise AnsibleFilterError(
             "The provided parameters %s are invalid: %s"
             % (", ".join(["%s=%s" % (k, v) for k, v in params.items()]), to_native(e))
-        )
+        ) from e
 
 
 def hashids_encode(nums, salt=None, alphabet=None, min_length=None):
@@ -60,7 +60,7 @@ def hashids_encode(nums, salt=None, alphabet=None, min_length=None):
     try:
         hashid = hashids.encode(*nums)
     except TypeError as e:
-        raise AnsibleTypeError(f"Data to encode must by a tuple or list of ints: {e}")
+        raise AnsibleTypeError(f"Data to encode must by a tuple or list of ints: {e}") from e
 
     return hashid
 

plugins/filter/jc.py

@@ -149,7 +149,7 @@ def jc_filter(data, parser, quiet=True, raw=False):
             return jc_parser.parse(data, quiet=quiet, raw=raw)
 
     except Exception as e:
-        raise AnsibleFilterError(f"Error in jc filter plugin: {e}")
+        raise AnsibleFilterError(f"Error in jc filter plugin: {e}") from e
 
 
 class FilterModule:

plugins/filter/json_query.py

@@ -141,10 +141,10 @@ def json_query(data, expr):
     try:
         return jmespath.search(expr, data)
     except jmespath.exceptions.JMESPathError as e:
-        raise AnsibleFilterError(f"JMESPathError in json_query filter plugin:\n{e}")
+        raise AnsibleFilterError(f"JMESPathError in json_query filter plugin:\n{e}") from e
     except Exception as e:
         # For older jmespath, we can get ValueError and TypeError without much info.
-        raise AnsibleFilterError(f"Error in jmespath.search in json_query filter plugin:\n{e}")
+        raise AnsibleFilterError(f"Error in jmespath.search in json_query filter plugin:\n{e}") from e
 
 
 class FilterModule:

plugins/filter/to_ini.py

@@ -72,7 +72,7 @@ def to_ini(obj):
     try:
         ini_parser.read_dict(obj)
     except Exception as ex:
-        raise AnsibleFilterError(f"to_ini failed to parse given dict:{ex}", orig_exc=ex)
+        raise AnsibleFilterError(f"to_ini failed to parse given dict:{ex}", orig_exc=ex) from ex
 
     # catching empty dicts
     if obj == dict():