UnitValueValidator¶

class UnitValueValidator(modern_allowed_char_rules=False, value_validators=None)[source]: Validates units.

Methods

`UnitValueValidator.__init__`([...])	Validates the unit and value classes on a given tag.
`UnitValueValidator.check_tag_unit_class_units_are_valid`(...)	Report incorrect unit class or units.
`UnitValueValidator.check_tag_value_class_valid`(...)	Report an invalid value portion.
`UnitValueValidator.validate_value_class_type`(...)	Report invalid unit or valid class values.

Attributes

`UnitValueValidator.DATE_TIME_VALUE_CLASS`
`UnitValueValidator.DIGIT_OR_POUND_EXPRESSION`
`UnitValueValidator.NAME_VALUE_CLASS`
`UnitValueValidator.NUMERIC_VALUE_CLASS`
`UnitValueValidator.TEXT_VALUE_CLASS`

UnitValueValidator.__init__(modern_allowed_char_rules=False, value_validators=None)[source]¶

Validates the unit and value classes on a given tag.

Parameters:: value_validators (dict or None) – Override or add value class validators

UnitValueValidator.check_tag_unit_class_units_are_valid(original_tag, validate_text, report_as=None, error_code=None, index_offset=0)[source]¶

Report incorrect unit class or units.

Parameters:

original_tag (HedTag) – The original tag that is used to report the error.
validate_text (str) – The text to validate.
report_as (HedTag) – Report errors as coming from this tag, rather than original_tag.
error_code (str) – Override error codes.
index_offset (int) – Offset into the extension validate_text starts at.

Returns:

Validation issues. Each issue is a dictionary.

Return type:

list

UnitValueValidator.check_tag_value_class_valid(original_tag, validate_text, report_as=None, error_code=None, index_offset=0)[source]¶

Report an invalid value portion.

Parameters:

original_tag (HedTag) – The original tag that is used to report the error.
validate_text (str) – The text to validate.
report_as (HedTag) – Report errors as coming from this tag, rather than original_tag.
error_code (str) – Override error codes.
index_offset (int) – Offset into the extension validate_text starts at.

Returns:

Validation issues.

Return type:

list

UnitValueValidator.validate_value_class_type(unit_or_value_portion, valid_types)[source]¶

Report invalid unit or valid class values.

Parameters:

unit_or_value_portion (str) – The value portion to validate.
valid_types (list) – The names of value class or unit class types (e.g. dateTime or dateTimeClass).

Returns:

True if this is one of the valid_types validators.

Return type:

type_valid (bool)

UnitValueValidator.DATE_TIME_VALUE_CLASS = 'dateTimeClass'¶

UnitValueValidator.DIGIT_OR_POUND_EXPRESSION = '^(-?[\\d.]+(?:e-?\\d+)?|#)$'¶

UnitValueValidator.NAME_VALUE_CLASS = 'nameClass'¶

UnitValueValidator.NUMERIC_VALUE_CLASS = 'numericClass'¶

UnitValueValidator.TEXT_VALUE_CLASS = 'textClass'¶