Random Redis Command Demonstrations

The code demonstrates how to use random Redis commands including setting key-value pairs, list operations, set operations, sorted set operations, and returns the results of these operations.

Technology Stack : The code uses the redis package and demonstrates the use of various Redis commands such as setting key-value pairs, list operations, set operations, and sorted set operations, and returns the results of these operations.

Code Type : The type of code

Code Difficulty : Advanced

                
                    
import random
import redis

def random_redis_command():
    commands = [
        'set', 'get', 'incr', 'decr', 'lpush', 'rpush', 'lpop', 'rpop',
        'blpop', 'brpop', 'lrange', 'ltrim', 'rpoplpush', 'move', 'sort',
        'hset', 'hget', 'hmset', 'hmget', 'hgetall', 'hdel', 'hkeys', 'hvals',
        'sadd', 'spop', 'srem', 'smove', 'sismember', 'scard', 'srandmember',
        'zadd', 'zrem', 'zincrby', 'zscore', 'zrange', 'zrevrange', 'zrangebyscore',
        'zrevrangebyscore', 'zrangebyscore_withscores', 'zrevrangebyscore_withscores',
        'zcount', 'zcard', 'zrank', 'zrevrank'
    ]
    return random.choice(commands)

def redis_example_function():
    # Create a Redis connection
    r = redis.Redis(host='localhost', port=6379, db=0)
    
    # Randomly select a Redis command to demonstrate
    command = random_redis_command()
    
    # Example usage of the selected command
    if command == 'set':
        r.set('key', 'value')
        result = r.get('key')
    elif command == 'get':
        r.set('key', 'value')
        result = r.get('key')
    elif command == 'incr':
        r.set('counter', 0)
        result = r.incr('counter')
    elif command == 'decr':
        r.set('counter', 10)
        result = r.decr('counter')
    elif command == 'lpush':
        r.lpush('list', 'item1', 'item2', 'item3')
        result = r.lrange('list', 0, -1)
    elif command == 'rpush':
        r.rpush('list', 'item1', 'item2', 'item3')
        result = r.lrange('list', 0, -1)
    elif command == 'lpop':
        r.lpush('list', 'item1', 'item2', 'item3')
        result = r.lpop('list')
    elif command == 'rpop':
        r.lpush('list', 'item1', 'item2', 'item3')
        result = r.rpop('list')
    elif command == 'blpop':
        r.lpush('list', 'item1', 'item2', 'item3')
        result = r.blpop('list', timeout=1)
    elif command == 'brpop':
        r.lpush('list', 'item1', 'item2', 'item3')
        result = r.brpop('list', timeout=1)
    elif command == 'lrange':
        r.lpush('list', 'item1', 'item2', 'item3')
        result = r.lrange('list', 0, -1)
    elif command == 'ltrim':
        r.lpush('list', 'item1', 'item2', 'item3')
        r.ltrim('list', 1, 2)
        result = r.lrange('list', 0, -1)
    elif command == 'rpoplpush':
        r.rpush('list', 'item1', 'item2', 'item3')
        result = r.rpoplpush('list', 'new_list')
    elif command == 'move':
        r.rpush('list', 'item1', 'item2', 'item3')
        result = r.move('list', 'new_list')
    elif command == 'sort':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        result = r.sort('sorted_set')
    elif command == 'hset':
        r.hset('hash', 'key1', 'value1')
        r.hset('hash', 'key2', 'value2')
        result = r.hgetall('hash')
    elif command == 'hget':
        r.hset('hash', 'key1', 'value1')
        result = r.hget('hash', 'key1')
    elif command == 'hmset':
        r.hmset('hash', {'key1': 'value1', 'key2': 'value2'})
        result = r.hgetall('hash')
    elif command == 'hmget':
        r.hmset('hash', {'key1': 'value1', 'key2': 'value2'})
        result = r.hmget('hash', 'key1', 'key2')
    elif command == 'hgetall':
        r.hset('hash', 'key1', 'value1')
        result = r.hgetall('hash')
    elif command == 'hdel':
        r.hset('hash', 'key1', 'value1')
        r.hdel('hash', 'key1')
        result = r.hgetall('hash')
    elif command == 'hkeys':
        r.hset('hash', 'key1', 'value1')
        result = r.hkeys('hash')
    elif command == 'hvals':
        r.hset('hash', 'key1', 'value1')
        result = r.hvals('hash')
    elif command == 'sadd':
        r.sadd('set', 'item1', 'item2', 'item3')
        result = r.smembers('set')
    elif command == 'spop':
        r.sadd('set', 'item1', 'item2', 'item3')
        result = r.spop('set')
    elif command == 'srem':
        r.sadd('set', 'item1', 'item2', 'item3')
        r.srem('set', 'item2')
        result = r.smembers('set')
    elif command == 'smove':
        r.sadd('set', 'item1', 'item2', 'item3')
        r.smove('set', 'item1', 'new_set')
        result = r.smembers('set')
    elif command == 'sismember':
        r.sadd('set', 'item1', 'item2', 'item3')
        result = r.sismember('set', 'item2')
    elif command == 'scard':
        r.sadd('set', 'item1', 'item2', 'item3')
        result = r.scard('set')
    elif command == 'srandmember':
        r.sadd('set', 'item1', 'item2', 'item3')
        result = r.srandmember('set', 2)
    elif command == 'zadd':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        result = r.zrange('sorted_set', 0, -1)
    elif command == 'zrem':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        r.zrem('sorted_set', 'b')
        result = r.zrange('sorted_set', 0, -1)
    elif command == 'zincrby':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        r.zincrby('sorted_set', 2, 'b')
        result = r.zrange('sorted_set', 0, -1)
    elif command == 'zscore':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        result = r.zscore('sorted_set', 'b')
    elif command == 'zrange':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        result = r.zrange('sorted_set', 0, -1)
    elif command == 'zrevrange':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        result = r.zrevrange('sorted_set', 0, -1)
    elif command == 'zrangebyscore':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        result = r.zrangebyscore('sorted_set', 5, 10)
    elif command == 'zrevrangebyscore':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        result = r.zrevrangebyscore('sorted_set', 5, 10)
    elif command == 'zrangebyscore_withscores':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        result = r.zrangebyscore('sorted_set', 5, 10, withscores=True)
    elif command == 'zrevrangebyscore_withscores':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        result = r.zrevrangebyscore('sorted_set', 5, 10, withscores=True)
    elif command == 'zcount':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        result = r.zcount('sorted_set', 5, 10)
    elif command == 'zcard':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        result = r.zcard('sorted_set')
    elif command == 'zrank':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        result = r.zrank('sorted_set', 'b')
    elif command == 'zrevrank':
        r.zadd('sorted_set', {'a': 10, 'b': 5, 'c': 7})
        result = r.zrevrank('sorted_set', 'b')
    
    return result