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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def tickmark(self, x, y, size=10, orientation=90):
 """Draw a line of size and orientation at x,y"""


        (x1, y1) = self.p2c([x, y])
        x2 = x1 + size * math.cos(math.radians(orientation))
        y2 = y1 - size * math.sin(math.radians(orientation))
        self.create_line(x1, y1, x2, y2)