Initial commit

Solutions/1_6/pcost.py

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+# pcost.py
+
+def portfolio_cost(filename):
+    total_cost = 0.0
+    with open(filename) as f:
+        for line in f:
+            fields = line.split()
+            try:
+                nshares = int(fields[1])
+                price = float(fields[2])
+                total_cost = total_cost + nshares * price
+
+            # This catches errors in int() and float() conversions above
+            except ValueError as e:
+                print("Couldn't parse:", line)
+                print("Reason:", e)
+
+    return total_cost
+
+
+if __name__ == '__main__':
+    print(portfolio_cost('../../Data/portfolio.dat'))