Exercise Seven.A

README.md

@@ -1,2 +1,6 @@
 # OpenBootCampPython
 Repository to store Python boot camp.
+
+Ejercicio 7.A: En este ejercicio tendréis que crear un módulo que contenga las operaciones básicas de una calculadora: sumar, restar, multiplicar y     dividir.
+
+Este módulo lo importaréis a un archivo python y llamaréis a las funciones creadas. Los resultados tenéis que mostrarlos por consola.

src/exerciseseven/calculadora.py

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+def _mostrar(a, b, c, operacion):
+    """Function to show the operation and its result
+    :param a: first operand
+    :type a: numerical
+    :param b: second operand
+    :type b: numerical
+    :param c: result of the operation
+    :type c: numerical
+    :param operacion: type of the operation
+    :type operacion: str
+    :return: None
+    :rtype: NoneType
+    """
+    print(a, operacion, b, '=', c)
+
+
+def sumar(a, b):
+    """Function to calculate addition of two numbers
+    :param a: first operand
+    :type a: numerical
+    :param b: second operand
+    :type b: numerical
+    :return: addition of two operands
+    :rtype: numerical
+    """
+    c = a + b
+    _mostrar(a, b, c, '+')
+    return c
+
+
+def restar(a, b):
+    """Function to calculate subtraction of two numbers
+    :param a: first operand
+    :type a: numerical
+    :param b: second operand
+    :type b: numerical
+    :return: subtraction of two operands
+    :rtype: numerical
+    """
+    c = a - b
+    _mostrar(a, b, c, '-')
+    return c
+
+
+def multiplicar(a, b):
+    """Function to calculate multiplication of two numbers
+    :param a: first operand
+    :type a: numerical
+    :param b: second operand
+    :type b: numerical
+    :return: multiplication of two operands
+    :rtype: numerical
+    """
+    c = a * b
+    _mostrar(a, b, c, '*')
+    return c
+
+
+def dividir(a, b):
+    """Function to calculate division of two numbers
+    :param a: first operand
+    :type a: numerical
+    :param b: second operand
+    :type b: numerical
+    :return: division of two operands, infinite if divide by zero
+    :rtype: numerical
+    """
+    if b != 0:
+        c = a / b
+        _mostrar(a, b, c, '/')
+        return c
+    else:
+        c = float('inf')
+        _mostrar(a, b, c, '/')
+        return float('inf')

src/main.py

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+import exerciseseven.calculadora as s
+
+
 def main():
-    """Main script for pythonBootCamp project
+    """Main script for exercise seven A
     :return: None
     :rtype: NoneType
     """
-    pass
+    s.sumar(5, 6)
+    s.restar(2, 10)
+    s.multiplicar(-1, 32)
+    s.dividir(5, 2)
+    s.dividir(5, 0)
 
 
 if __name__ == '__main__':