diff options
Diffstat (limited to 'redis/client.py')
| -rwxr-xr-x | redis/client.py | 28 |
1 files changed, 24 insertions, 4 deletions
diff --git a/redis/client.py b/redis/client.py index 9271e68..74cca86 100755 --- a/redis/client.py +++ b/redis/client.py @@ -293,10 +293,10 @@ class StrictRedis(object): bool ), string_keys_to_dict( - 'BITCOUNT DECRBY DEL GETBIT HDEL HLEN INCRBY LINSERT LLEN LPUSHX ' - 'PFADD PFCOUNT RPUSHX SADD SCARD SDIFFSTORE SETBIT SETRANGE ' - 'SINTERSTORE SREM STRLEN SUNIONSTORE ZADD ZCARD ZLEXCOUNT ZREM ' - 'ZREMRANGEBYLEX ZREMRANGEBYRANK ZREMRANGEBYSCORE', + 'BITCOUNT BITPOS DECRBY DEL GETBIT HDEL HLEN INCRBY LINSERT LLEN ' + 'LPUSHX PFADD PFCOUNT RPUSHX SADD SCARD SDIFFSTORE SETBIT ' + 'SETRANGE SINTERSTORE SREM STRLEN SUNIONSTORE ZADD ZCARD ' + 'ZLEXCOUNT ZREM ZREMRANGEBYLEX ZREMRANGEBYRANK ZREMRANGEBYSCORE', int ), string_keys_to_dict('INCRBYFLOAT HINCRBYFLOAT', float), @@ -792,6 +792,26 @@ class StrictRedis(object): """ return self.execute_command('BITOP', operation, dest, *keys) + def bitpos(self, key, bit, start=None, end=None): + """ + Return the position of the first bit set to 1 or 0 in a string. + ``start`` and ``end`` difines search range. The range is interpreted + as a range of bytes and not a range of bits, so start=0 and end=2 + means to look at the first three bytes. + """ + if bit not in (0, 1): + raise RedisError('bit must be 0 or 1') + params = [key, bit] + + start is not None and params.append(start) + + if start is not None and end is not None: + params.append(end) + elif start is None and end is not None: + raise RedisError("start argument is not set, " + "when end is specified") + return self.execute_command('BITPOS', *params) + def decr(self, name, amount=1): """ Decrements the value of ``key`` by ``amount``. If no key exists, |