Removed spaces from top-level directory names.

Spaces tend to cause annoyances in a Unix-style shell environment.
This change fixes that.

54_Letter/python/README.md

@@ -0,0 +1,3 @@
+Original source downloaded [from Vintage Basic](http://www.vintage-basic.net/games.html)
+
+Conversion to [Python](https://www.python.org/about/)

54_Letter/python/letter.py

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+"""
+LETTER
+
+A letter guessing game.
+
+Ported by Dave LeCompte
+"""
+
+import random
+
+# The original code printed character 7, the "BELL" character 15 times
+# when the player won. Many modern systems do not support this, and in
+# any case, it can quickly become annoying, so it is disabled here.
+
+BELLS_ON_SUCCESS = False
+
+def print_with_tab(space_count, msg):
+    if space_count > 0:
+        spaces = " " * space_count
+    else:
+        spaces = ""
+
+    print(spaces + msg)
+
+def print_instructions():
+    print("LETTER GUESSING GAME")
+    print()
+    print("I'LL THINK OF A LETTER OF THE ALPHABET, A TO Z.")
+    print("TRY TO GUESS MY LETTER AND I'LL GIVE YOU CLUES")
+    print("AS TO HOW CLOSE YOU'RE GETTING TO MY LETTER.")
+
+def play_game():
+    target_value = random.randint(ord('A'), ord('Z'))
+    num_guesses = 0
+    print()
+    print("O.K., I HAVE A LETTER.  START GUESSING.")
+    print()
+    while True:
+      print("WHAT IS YOUR GUESS?")
+      num_guesses += 1
+      guess = ord(input())
+      print()
+      if guess == target_value:
+          print()
+          print(f"YOU GOT IT IN {num_guesses} GUESSES!!")
+          if num_guesses > 5:
+              print("BUT IT SHOULDN'T TAKE MORE THAN 5 GUESSES!")
+              # goto 515
+          print("GOOD JOB !!!!!")
+          
+          if BELLS_ON_SUCCESS:
+            bellStr = chr(7) * 15
+            print(bellStr)
+            
+          print()
+          print("LET'S PLAY AGAIN.....")
+          return
+      elif guess > target_value:
+          print("TOO HIGH. TRY A LOWER LETTER.")
+          continue
+      else:
+          print("TOO LOW. TRY A HIGHER LETTER.")
+          continue
+
+def main():
+    print_with_tab(33, "LETTER")
+    print_with_tab(15, "CREATIVE COMPUTING  MORRISTOWN, NEW JERSEY")
+    print()
+    print()
+    print()
+
+    print_instructions()
+
+    while True:
+        play_game()
+
+if __name__ == "__main__":
+    main()