Random User Agent Generator

This function generates a random user agent string, which is typically used by web browsers or other clients to identify their type and version.

Technology Stack : Crossbar, random_string, re

Code Type : Function

Code Difficulty : Intermediate

                
                    
def random_user_agent(user_agent):
    from crossbar.lib.util import random_string
    import re
    
    # Generate a random string for the user agent
    random_part = random_string(10)
    # Ensure the user agent follows the standard pattern by adding a version number
    if re.match(r'^[a-zA-Z0-9\-\.]+$', random_part):
        user_agent = f"{random_part}/1.0"
    else:
        user_agent = f"Invalid{random_string(10)}/1.0"
    return user_agent