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Ensure consistent error message about missing YAML parser #281

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merged 1 commit into from
Dec 10, 2024
Merged

Ensure consistent error message about missing YAML parser #281

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10 changes: 6 additions & 4 deletions box/converters.py
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,8 @@
except ImportError:
pyyaml_available = False

MISSING_PARSER_ERROR = "No YAML Parser available, please install ruamel.yaml>=0.17 or PyYAML"

toml_read_library: Optional[Any] = None
toml_write_library: Optional[Any] = None
toml_decode_error: Optional[Callable] = None
Expand Down Expand Up @@ -196,7 +198,7 @@ def _to_yaml(
elif pyyaml_available:
return yaml.dump(obj, stream=f, default_flow_style=default_flow_style, **yaml_kwargs)
else:
raise BoxError("No YAML Parser available, please install ruamel.yaml>0.17 or PyYAML")
raise BoxError(MISSING_PARSER_ERROR)

else:
if ruamel_available:
Expand All @@ -210,7 +212,7 @@ def _to_yaml(
elif pyyaml_available:
return yaml.dump(obj, default_flow_style=default_flow_style, **yaml_kwargs)
else:
raise BoxError("No YAML Parser available, please install ruamel.yaml>0.17 or PyYAML")
raise BoxError(MISSING_PARSER_ERROR)


def _from_yaml(
Expand All @@ -237,7 +239,7 @@ def _from_yaml(
kwargs["Loader"] = yaml.SafeLoader
data = yaml.load(f, **kwargs)
else:
raise BoxError("No YAML Parser available, please install ruamel.yaml>0.15 or PyYAML")
raise BoxError(MISSING_PARSER_ERROR)
elif yaml_string:
if ruamel_available:
yaml_loader = YAML(typ=ruamel_typ)
Expand All @@ -249,7 +251,7 @@ def _from_yaml(
kwargs["Loader"] = yaml.SafeLoader
data = yaml.load(yaml_string, **kwargs)
else:
raise BoxError("No YAML Parser available, please install ruamel.yaml>0.17 or PyYAML")
raise BoxError(MISSING_PARSER_ERROR)
else:
raise BoxError("from_yaml requires a string or filename")
return data
Expand Down
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