XSD Creator and Validator

The XSD Creator is a Python-based tool designed to generate XSD schemas from XML files and validate XML files against their corresponding XSD schemas. It also includes a utility to download XML files from URLs specified in a CSV file.

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Features

• Generate XSD Schemas: Automatically create XSD schemas from XML files.
• Validate XML Files: Validate XML files against their corresponding XSD schemas.
• Batch Processing: Process multiple XML files in a folder.
• Type Strictness: Optionally enable strict type inference for XSD generation.
• Download XML Files: Download XML files from URLs specified in a CSV file.

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Requirements

To use the XSD Creator, ensure the following dependencies are installed:

1. Python 3.7 or higher
2. Required Python Libraries:
   • lxml
   • requests

Install the required libraries using pip:

pip install -r requirements.txt

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Setup

1. Clone the repository:

   git clone <repository-url>
   cd xsd_creator

2. Install dependencies:

   pip install -r requirements.txt

3. Ensure the following folder structure exists:

   xsd_creator/
   ├── xmlgen/                # Contains the XSD generation logic
   │   ├── xsd_generator.py   # Core logic for generating XSD schemas
   │   ├── xml_parser.py      # XML parsing utilities
   │   ├── schema_inferer.py  # Type inference for XSD generation
   ├── xsd_creator.py         # Main script for creating and validating XSDs
   ├── urls.csv               # CSV file with URLs for XML downloads
   ├── download_xml.py        # Script to download XML files from URLs
   ├── xml_files/             # Folder to store XML files
   ├── xsd_files/             # Folder to store generated XSD files
   └── readme.me              # Documentation for the project
   

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Usage

The XSD Creator can be used via the command line. Below are the available options and examples.

Command-Line Options

Option	Description
-c, --create	Create an XSD schema from the specified XML file or all XML files in a folder.
-v, --validate	Validate the specified XML file or all XML files in a folder against their corresponding XSD schemas.
-f, --file	Path to a specific XML file to process.
-l, --list	Process all XML files in the specified folder.
-t, --typestrict	Enable strict type checking when creating XSD schemas.

Examples

1. Generate an XSD schema for a single XML file:

   python xsd_creator.py -c -f xml_files/importfeed.xml

2. Validate a single XML file against its XSD schema:

   python xsd_creator.py -v -f xml_files/importfeed.xml

3. Generate XSD schemas for all XML files in a folder:

   python xsd_creator.py -c -l xml_files

4. Validate all XML files in a folder against their XSD schemas:

   python xsd_creator.py -v -l xml_files

5. Enable strict type checking during XSD generation:

   python xsd_creator.py -c -f xml_files/importfeed.xml -t

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Download XML Files

Use the download_xml.py script to download XML files from URLs specified in urls.csv. The downloaded files will be saved in the xml_files folder.

Example

Run the script:

python download_xml.py

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Error Handling

• If a file or folder is not found, an appropriate error message will be displayed.
• Validation errors will be logged in the console for debugging.

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License

This project is licensed under the MIT License. Feel free to use and modify it as needed.

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Contributions

Contributions are welcome! If you encounter any issues or have suggestions for improvement, feel free to open an issue or submit a pull request.