Updated all problems to use fstrings and results()

Problems/Problem13.py

@@ -1,7 +1,7 @@
 #ProjectEuler/Python/Problem13.py
 #Matthew Ellison
 # Created: 01-31-19
-#Modified: 07-17-20
+#Modified: 10-30-20
 #Work out the first ten digits of the sum of the following one-hundred 50-digit numbers
 """
 37107287533902102798797998220837590246510135740250
@@ -125,7 +125,6 @@
 
 
 from Problems.Problem import Problem
-from Stopwatch import Stopwatch
 from Unsolved import Unsolved
 
 
@@ -254,17 +253,22 @@ class Problem13(Problem):
 		#Stop the timer
 		self.timer.stop()
 
-		#Save the results
-		self.result = "The sum of all " + str(len(self.__numbers)) + " numbers is " + str(self.sum) + "\nThe first 10 digits are: " + str(self.sum)[0:10]
-
 		#Throw a flag to show the problem is solved
 		self.solved = True
+
 	#Reset the problem so it can be run again
 	def reset(self):
 		super().reset()
 		sum = 0
 
 	#Gets
+	#Returns the result of solving the problem
+	def getResult(self):
+		#If the problem hasn't been solved throw an exception
+		if(not self.solved):
+			raise Unsolved("You must solve the problem before you can see the result")
+		return f"The sum of all {len(self.__numbers)} numbers is {self.sum}\n" \
+			f"The first 10 digits are: {str(self.sum)[0:10]}"
 	#Returns the list of 50-digit numbers
 	def getNumbers(self) -> list:
 		#If the problem hasn't been solved throw an exception
@@ -278,14 +282,6 @@ class Problem13(Problem):
 			raise Unsolved("You must solve the problem before you can get the sum of the numbers")
 		return self.sum
 
-#If you are running this file, automatically start the correct function
-if __name__ == "__main__":
-	problem = Problem13()
-	print(problem.getDescription())	#Print the description of the problem
-	problem.solve()	#Solve the problem
-	#Print the results
-	print(problem.getResult())
-	print("It took " + problem.getTime() + " to solve this algorithm")
 
 """Results:
 The sum of all 100 numbers is 5537376230390876637302048746832985971773659831892672