Python error hint "taberror:inconsistent use of tabs and spaces in indentation"

The odd number within the traversal of print 10 is the error message "Taberror:inconsistent use of tabs and spaces in indentation" appears:

The code is as follows:

The first feeling is nothing wrong, but when I set the display "Space and tab", the problem arises, before the 4th, 5 lines by a tab,:

There are tabs in front of the if and continue, so the execution will prompt "Taberror:inconsistent use of tabs and spaces in indentation"

Resolve the problem rerun, result OK.

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Python error hint "taberror:inconsistent use of tabs and spaces in indentation"