apn-validators 0.4.0

Tools for validating user data and input in Python.

APN Validators

The Validation Package provides a robust and extensible framework for validating data in Python applications. Designed with flexibility and scalability in mind, it offers a suite of pre-built validators and supports custom validation logic. This package ensures data integrity and simplifies the process of enforcing business rules across various domains.

Key Features

• Modular Design: Each validator is encapsulated in its own class, making it easy to manage and extend the validation logic.
• Customizable Error Messages: Validators support customizable error messages, allowing for clear and context-specific feedback.
• Customizable Schema: Users can create their own validation schemas according to their specific needs, providing flexibility to handle unique validation scenarios.
• Comprehensive Validation Suite: Includes a wide range of validators for common data validation tasks such as length checks, format verification, numerical comparisons, list inclusion, and regular expression matching.

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Requirements

This validation package requires the following dependencies:

• Python: Version 3.5 or later is required to use this package.
• Additional Libraries:
  • datetime: Standard Python library for handling date and time operations.
  • re: Standard Python library for handling regular expressions.
  • collections: Standard Python library, specifically defaultdict from the collections module.

Ensure you have Python 3.5 or higher installed on your system. You can check your Python version by running:

python --version

Installation

Install package with pip

  pip install apn-validators

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Available Validators

• Date Validators:

  • IsDate : Ensure value is date
  • DateAfter: Ensures a date is after a specified target date.
  • DateBefore: Ensures a date is before a specified target date.
  • DateFormat: Validates that a date string matches a specified format.

• String Validators:

  • Length: Checks if the length of a string falls within a specified range.
  • NotBlank: Ensures a string is not blank or only contains whitespace.
  • MatchRegex: Validates that a string matches a specified regular expression.
  • NotMatchRegex: Ensures a string does not match a specified regular expression.
  • StartWith: Validates that a string starts with one of the specified prefixes.
  • DoesntStartWith: Ensures a string does not start with one of the specified prefixes.
  • EndWith: Validates that a string ends with one of the specified suffixes.
  • DoesntEndWith: Ensures a string does not end with one of the specified suffixes.
  • InList: Checks if a string is present in a specified list.
  • NotInList: Ensures a string is not present in a specified list.

• Numeric Validators:

  • Numeric: Validates that a value is numeric.
  • GreaterThenOrEqual: Ensures a value is greater than or equal to a specified threshold.
  • Decimal: Validates that a value is numeric and contains the specified number of decimal places.
  • Digits: Ensures a value has an exact length.
  • DigitsBetween: Validates that the length of a value is within a specified range.
  • MinDigits: Ensures a value has a minimum length.
  • MaxDigits: Ensures a value has a maximum length.

• File Validators:

  • AllowedFile: Validates that a file has an allowed extension.

• Equality Validators:

  • Equals: Validates that a value is equal to another specified value.