Arguments
str
required
The key to decrement.
int
required
The amount to increment by.
Response
The value at the key after the incrementing.
redis.set("key", 6)
assert redis.incrby("key", 4) == 10
INCRBY
Increment the integer value of a key by a given number.
If a key does not exist, it is initialized as 0 before performing the operation. An error is returned if the key contains a value of the wrong type or contains a string that can not be represented as integer.
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