'Bringing back python files;'

python/.project

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+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>wmii-prog-obiektowe-python</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.python.pydev.PyDevBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.python.pydev.pythonNature</nature>
+	</natures>
+</projectDescription>

python/.pydevproject

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<?eclipse-pydev version="1.0"?><pydev_project>
+<pydev_pathproperty name="org.python.pydev.PROJECT_SOURCE_PATH">
+<path>/${PROJECT_DIR_NAME}</path>
+</pydev_pathproperty>
+<pydev_property name="org.python.pydev.PYTHON_PROJECT_VERSION">python 3.0</pydev_property>
+<pydev_property name="org.python.pydev.PYTHON_PROJECT_INTERPRETER">Default</pydev_property>
+</pydev_project>

python/net/hypki/Area.py

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+'''
+Created on Apr 4, 2023
+
+@author: ahypki
+'''
+
+class Area():
+    '''
+    classdocs
+    '''
+
+    def __init__(self):
+        '''
+        Constructor
+        '''
+    
+    def compute_area(self):
+        pass

python/net/hypki/Figure.py

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+'''
+Created on Apr 4, 2023
+
+@author: ahypki
+'''
+
+class Figure():
+    '''
+    classdocs
+    '''
+
+    __name = '';
+    
+    def __init__(self, newName = 'Default __name'):
+        '''
+        Constructor
+        '''
+        self.__name = newName;
+
+    def get_name(self):
+        return self.__name
+
+    def set_name(self, value):
+        self.__name = value
+        
+    def __str__(self):
+        return "Figure with name= {0}".format(self.__name)

python/net/hypki/Main.py

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+'''
+Created on Apr 4, 2023
+
+@author: ahypki
+'''
+from net.hypki.Figure import Figure
+from net.hypki.Square import Square
+
+if __name__ == '__main__':
+    f = Figure()
+    f.__name = "New name"
+    
+    f2 = Figure('Another name')
+    
+    print(str(f))
+    print(str(f2))
+    
+    s1 = Square('Square1')
+    print(str(s1))
+#     print(str(s1.__name)) # will not work
+    print(s1.get_name())
+    
+    # generics... actually are not needed - duck typing
+    figList = [Figure('f1'), Figure('f2')]
+    print(figList)
+    print(*figList) # uses our __str__ function
+    
+    figList = [Square('s1'), Square('s2')]
+    print(figList)
+    print(*figList) # uses our __str__ function
+    print(figList[0].get_name()) # but there is no help from IDE
+    
+    print('Finished!')

python/net/hypki/Square.py

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+'''
+Created on Apr 4, 2023
+
+@author: ahypki
+'''
+from net.hypki.Figure import Figure
+from net.hypki.Area import Area
+
+class Square(Figure, Area):
+    '''
+    classdocs
+    '''
+
+    def __init__(self, newName):
+        '''
+        Constructor
+        '''
+        super().__init__(newName)
+        
+    def __str__(self):
+        return "Square with name= {0} has area= {1}".format(self.get_name(), self.compute_area())
+    
+    def compute_area(self):
+        return 4.0