def data$($sentence$)$:

Complete the Python code that will perform the following tasks:

$1)$ Iterate through a string, such as all, and count the occurrences of each character in the string using the if and else conditions.

$2)$ Print each character as a key in the output dictionary, with the frequency as the value.

Output should be:

$(\text{'}$a$\text{'}$ : $1,\text{'}1$l : $2)$