Added Coordinate class in python

Author: Premdeep

Classes_in_python.py

@@ -0,0 +1,52 @@
+# coordinates class in python
+
+import math
+
+class coordinates(object):
+    def __init__(self,x,y):
+        self.x = x
+        self.y = y
+    def distance(self,other):
+        return math.sqrt(( self.x-other.x)**2 + (self.y-other.y))
+
+
+import math
+
+def sq(x):
+    return x*x
+
+
+class Coordinates(object):
+    def __init__(self, x, y):
+        self.x = x
+        self.y = y
+    def __str__(self):
+        return "<"+str(self.x)+","+str(self.y)+">"
+    def distance(self,other):
+        return math.sqrt(sq(self.x - other.x)
+                         + sq(self.y - other.y))
+
+
+
+class Coordinate(object):
+    def __init__(self, x, y):
+        self.x = x
+        self.y = y
+
+    def getX(self):
+        # Getter method for a Coordinate object's x coordinate.
+        # Getter methods are better practice than just accessing an attribute directly
+        return self.x
+
+    def getY(self):
+        # Getter method for a Coordinate object's y coordinate
+        return self.y
+    
+    def __eq__(self,other):
+        return (self.x == other.x) and (self.y == other.y)
+
+    def __repr__(self):        
+        return "Coordinate("+str(self.x)+", "+str(self.y)+")"
+
+    def __str__(self):
+        return '<' + str(self.getX()) + ',' + str(self.getY()) + '>'