Example.py

class Point:
  """
  A class representing a point in 2D space.
  """

  def __init__(self, x, y):
    """
    Initializes a new Point object.

    Args:
      x: The x-coordinate of the point.
      y: The y-coordinate of the point.
    """

    self.x = x
    self.y = y

  def distance_to(self, other):
    """
    Calculates the distance between this point and another point.

    Args:
      other: The other point.

    Returns:
      The distance between the two points.
    """

    dx = self.x - other.x
    dy = self.y - other.y
    return (dx**2 + dy**2)**0.5

  def __str__(self):
    """
    Returns a string representation of the point.

    Returns:
      A string representation of the point in the format "(x, y)".
    """

    return f"({self.x}, {self.y})"

def main():
  """
  The main function of the program.
  """

  # Create two points
  p1 = Point(1, 2)
  p2 = Point(3, 4)

  # Print the points
  print(f"Point 1: {p1}")
  print(f"Point 2: {p2}")

  # Calculate the distance between the points
  distance = p1.distance_to(p2)
  print(f"Distance between points: {distance}")

if __name__ == "__main__":
  main()