alenaPy · Polina-Goroshko · Mar 4, 2019 · Mar 4, 2019 · Mar 4, 2019 · Mar 4, 2019
diff --git a/hw6/__init__.py b/hw6/__init__.py
diff --git a/hw6/money.py b/hw6/money.py
@@ -0,0 +1,90 @@
+"""Homework6: create a class, representing  money in different currencies"""
+
+
+class Money(object):
+    """Class, representing  money in different currencies."""
+
+    convert_indexes = {"RUB-BYN": 0.0325,
+                       "USD-BYN": 2.138,
+                       "EUR-BYN": 2.432,
+                       "JPY-BYN": 0.019,
+
+                       "BYN-RUB": 30.7692,
+                       "USD-RUB": 65.7846,
+                       "EUR-RUB": 74.8308,
+                       "JPY-RUB": 0.59,
+
+                       "BYN-USD": 0.4677,
+                       "RUB-USD": 0.0152,
+                       "EUR-USD": 1.1375,
+                       "JPY-USD": 0.009,
+
+                       "BYN-EUR": 0.4112,
+                       "RUB-EUR": 0.0134,
+                       "USD-EUR": 0.8791,
+                       "JPY-EUR": 0.0079,
+
+                       "BYN-JPY": 51.84,
+                       "RUB-JPY": 1.69,
+                       "USD-JPY": 110.44,
+                       "EUR-JPY": 126.58}
+
+    def __init__(self, value, currency: str = "USD"):
+
+        self.value = value
+        self.currency = currency
+
+    def __repr__(self):
+
+        return "{} {}".format(self.value, self.currency)
+
+    def __add__(self, other):
+
+        if isinstance(other, int):
+            return self
+
+        self.convert(other)
+
+        return Money(self.value + other.value, self.currency)
+
+    def __radd__(self, other):
+
+        return self.__add__(other)
+
+    def __mul__(self, other):
+
+        return Money(self.value * other, self.currency)
+
+    def __rmul__(self, other):
+
+        return self.__mul__(other)
+
+    def convert(self, other):
+        """Convert money of currencies, listed in 'convert_indexes' dict
+
+        :param other: instance of Money class
+        """
+        currencies_to_convert = other.currency + "-" + self.currency
+
+        if currencies_to_convert in Money.convert_indexes:
+            other.value = \
+                Money.convert_indexes[currencies_to_convert] * other.value
+            other.currency = self.currency
+        else:
+            print("Can't convert such currencies as {}".
+                  format(currencies_to_convert))
+            exit(0)
+
+
+if __name__ == "__main__":
+
+    x = Money(10, "BYN")
+    y = Money(11)
+    z = Money(12.34, "EUR")
+
+    print(z + 3.11 * x + y * 0.8)
+
+    lst = [Money(10, "BYN"), Money(11), Money(12.01, "JPY")]
+    s = sum(lst)
+
+    print(s)