lib/mpl_toolkits/mplot3d/art3d.py
def norm_text_angle(a):
    """Return angle between -90 and +90"""
    a = (a + 180) % 180
    if a > 90:
        a = a - 180
    return a
Return angle between -90 and +90
Return angle between -90 and +90
Return angle between - 90 and + 90
def norm_text_angle(a):
    a = (a + 180) % 180
    if a > 90:
        a = a - 180
    return a
def norm_text_angle ( a ) : a = ( a + 180 ) % 180 if a > 90 : a = a - 180 return a
Return angle between -90 and +90
Return angle between - 90 and + 90
"""Return angle between -90 and +90"""
a