I write in VS Code and it seems like the IDE does not see the custom class. May I ask for any sugestions why? class Point: def __init__(self,x,y): self.x=x self.y=y def show(self): print(f"{self.x},{self.y}") def move(self,vx,vy): self.x+=vx self.y+=vy def calc_dist(self,point2oint): print(((self.x-point2.x)**2+(self.y-point2.y)**2)**0.5) p1=Point(3,4) p2=Point(2,5) p1.calc_dist(p2) I have tried do add __string__ method and change the name of the second argument/class name but it didn't helped. Continue reading...