pyarrow.json.ParseOptions — Apache Arrow v20.0.0 (original) (raw)

class pyarrow.json.ParseOptions(explicit_schema=None, newlines_in_values=None, unexpected_field_behavior=None)#

Bases: _Weakrefable

Options for parsing JSON files.

Parameters:

explicit_schemaSchema, optional (default None)

Optional explicit schema (no type inference, ignores other fields).

newlines_in_valuesbool, optional (default False)

Whether objects may be printed across multiple lines (for example pretty printed). If false, input must end with an empty line.

unexpected_field_behaviorstr, default “infer”

How JSON fields outside of explicit_schema (if given) are treated.

Possible behaviors:

• “ignore”: unexpected JSON fields are ignored
• “error”: error out on unexpected JSON fields
• “infer”: unexpected JSON fields are type-inferred and included in the output

__init__(*args, **kwargs)#

Methods

Attributes

equals(self, ParseOptions other)#

Parameters:

otherpyarrow.json.ParseOptions

Returns:

bool

explicit_schema#

Optional explicit schema (no type inference, ignores other fields)

newlines_in_values#

Whether newline characters are allowed in JSON values. Setting this to True reduces the performance of multi-threaded JSON reading.

unexpected_field_behavior#

How JSON fields outside of explicit_schema (if given) are treated.

Possible behaviors:

• “ignore”: unexpected JSON fields are ignored
• “error”: error out on unexpected JSON fields
• “infer”: unexpected JSON fields are type-inferred and included in the output

Set to “infer” by default.