XL_AXIS_CROSSESΒΆ

Specifies the point on the specified axis where the other axis crosses.

Example:

from pptx.enum.chart import XL_AXIS_CROSSES

value_axis.crosses = XL_AXIS_CROSSES.MAXIMUM

AUTOMATIC
The axis crossing point is set automatically, often at zero.
CUSTOM
The .crosses_at property specifies the axis crossing point.
MAXIMUM
The axis crosses at the maximum value.
MINIMUM
The axis crosses at the minimum value.