Typing Distance Calculator

typing_distance.py

file = open('blog.txt', 'r')

characters = {
	"1": 4,
	"2": 4,
	"3": 4,
	"4": 4,
	"5": 4,
	"6": 5,
	"7": 4,
	"8": 4,
	"9": 4,
	"0": 4,
	"a": 0,
	"b": 3,
	"c": 2,
	"d": 0,
	"e": 2,
	"f": 0,
	"g": 2,
	"h": 2,
	"i": 2,
	"j": 0,
	"k": 0,
	"l": 0,
	'm': 2,
	"n": 2,
	"o": 2,
	"p": 2,
	"q": 2,
	"r": 2,
	"s": 0,
	"t": 2,
	"u": 2,
	"v": 2,
	"w": 2,
	"x": 2,
	"y": 3,
	"z": 2,
	",": 2,
	".": 2,
	"<": 2,
	">": 2,
	"/": 2,
	"?": 2,
	";": 0,
	"'": 1,
	":": 0,
	"\"": 2,
	"[": 2,
	"]": 4,
	"\\": 5.5,
	"{": 2,
	"}": 4,
	"|": 5.5,
	"`": 5,
	"~": 5,
	"!": 4,
	"@": 4,
	"#": 4,
	"$": 4,
	"%": 4,
	"^": 5,
	"&": 4,
	"*": 4,
	"(": 4,
	")": 4,
	"-": 4,
	"_": 4,
	"=": 4.5,
	"+": 4.5,
	" ": 0,
	"\n": 4	
}

# All measurements are in centimeters

sum = 0
totalCharacterCount = 0
distanceToShift = 3
currentTravelDistance = 0
previousCharacter = None

while True:
      
    # read by character
    char = file.read(1)

    # Used to track the total number of key presses
    # We'll add this in the end to include the vertical distance of typing into our result

    if not char: 
        break
    
    totalCharacterCount += 1
    
    if char.lower() in characters:
       
        # Handling different potential Shift scenarios
        if previousCharacter is None and char.isupper():
        	sum += distanceToShift
        # If the character is now uppercase, we want to assume they've started hitting Shift
        elif char.isupper() and not previousCharacter.isupper():
           sum += distanceToShift
        # If the current character is no longer uppercase, we can assume the finger has returned from Shift    	
        elif previousCharacter is not None and previousCharacter.isupper() and not char.isupper():
           sum += distanceToShift

        if char != previousCharacter and previousCharacter is not None:        	
            sum += characters[str(previousCharacter.lower())]
            currentTravelDistance = characters[str(char.lower())]
            sum += currentTravelDistance
        elif previousCharacter is None:
            sum += characters[str(char.lower())]
        previousCharacter = char

# Handles coming home after pressing the last character
sum += currentTravelDistance

# Handles the case that the less character pressed was uppercase
if previousCharacter.isupper():
	sum += distanceToShift

# ---------------------------------- #

# CM -> Miles conversion
print("Miles: " + str(sum * 0.0000062137))

# Adds 1mm for every character to account for the vertical key press
sum += totalCharacterCount * .1

print("Miles including vertical distance traveled: " + str(sum * 0.0000062137))

file.close()