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Adding docttest to to_zero_count()

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This commit is contained in:
Denis-Cosmin Nutiu 2017-04-21 01:41:24 +03:00
parent 62b29678a6
commit fc9c721d96
1 changed files with 6 additions and 0 deletions
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6
src/resources/utilities.py
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@ -21,6 +21,11 @@ def to_zero_count(page_no):
""" """
Will subtract 1 from the argument it gets, converting it to an int. Will subtract 1 from the argument it gets, converting it to an int.
If the conversion fails or the argument it's negatives it returns zero instead. If the conversion fails or the argument it's negatives it returns zero instead.
>>> to_zero_count(3)
2
>>> to_zero_count('a')
0
Args: Args:
page_no: An integer page_no: An integer
@ -28,6 +33,7 @@ def to_zero_count(page_no):
Returns: Returns:
It returns page_no - 1 if page_no can be safely converted to an integer else it returns zero. It returns page_no - 1 if page_no can be safely converted to an integer else it returns zero.
If page_no is negative, it returns zero. If page_no is negative, it returns zero.
""" """
try: try:
page_no = int(page_no) - 1 page_no = int(page_no) - 1