Controlling what get outputted to stdout when running external commands

[Daring_T]

Here is the output of the parsing code above and the control as well. I am trying to get the output to should look like this so I can manipulate it further.

Output:
Progress: 0.60
Progress: 0.12
Progress: 0.22
Progress: 0.38
Progress: 0.42
Progress: 0.52
Progress: 0.60
Progress: 0.82
Progress: 0.94