python

K H | BlockPy: #45.4) Plus or Minus The file attached has a series of "+" and "" characters, representing additions and subtractions. Create a function named convert_operator , which consumes a string (a single character, either a"+" ora "- ") and returns either 1 or -1, respectively. Then apply this function to the contents of each of the following files to calculate the sum of all these pluses and minuses (so an integer number). Notice that the "plus and minus.txt" file is entirely on one line. Therefore, you should use the read method to access its contents. But you should only pass one character at a time to the function you write! First Last Server Loaded Execution: Ready Hey listen! Having trouble getting started? Check out this example! Files Available: plus and minus.txt Console Feedback: Ready K H | BlockPy: #45.4) Plus or Minus The file attached has a series of "+" and "" characters, representing additions and subtractions. Create a function named convert_operator , which consumes a string (a single character, either a"+" ora "- ") and returns either 1 or -1, respectively. Then apply this function to the contents of each of the following files to calculate the sum of all these pluses and minuses (so an integer number). Notice that the "plus and minus.txt" file is entirely on one line. Therefore, you should use the read method to access its contents. But you should only pass one character at a time to the function you write! First Last Server Loaded Execution: Ready Hey listen! Having trouble getting started? Check out this example! Files Available: plus and minus.txt Console Feedback: Ready