Random Crossbar Function Example

Create and start a Crossbar application.

Technology Stack : Crossbar

Code Type : Crossbar Initialization

Code Difficulty : Intermediate

                
                    
import random
from crossbar import crossbar, worker, log

def random_crossbar_function():
    # Select a random function from the Crossbar library
    functions = {
        'create_crossbar': {
            'code': '''
            crossbar = crossbar()
            crossbar.start()
            ''',
            'type': 'Crossbar Initialization',
            'hard': '中级',
            'explain': '创建并启动一个Crossbar应用。',
            'tench': 'Crossbar',
            'explain_en': 'Create and start a Crossbar application.',
            'tench_en': 'Crossbar'
        },
        'create_worker': {
            'code': '''
            @worker
            def example_worker(worker):
                def on_message(worker, msg):
                    print("Received message: {}".format(msg))
            ''',
            'type': 'Crossbar Worker',
            'hard': '中级',
            'explain': '创建一个Crossbar工作器，用于接收和处理消息。',
            'tench': 'Crossbar, Worker',
            'explain_en': 'Create a Crossbar worker to receive and process messages.',
            'tench_en': 'Crossbar, Worker'
        },
        'logging': {
            'code': '''
            @log
            def example_logging(message):
                print("Log: {}".format(message))
            ''',
            'type': 'Crossbar Logging',
            'hard': '中级',
            'explain': '使用Crossbar的日志功能记录信息。',
            'tench': 'Crossbar, Logging',
            'explain_en': 'Use Crossbar's logging feature to record information.',
            'tench_en': 'Crossbar, Logging'
        }
    }
    
    selected_function = random.choice(list(functions.values()))
    return selected_function['code']

# Example usage of the function
print(random_crossbar_function())