calc max password length

tests/v2/debug.py

@@ -1,3 +1,6 @@
+import math
+
+
 def renderPassword(mdp, quotient, alphabet):
     if len(mdp) > 14:
         return mdp
@@ -8,3 +11,6 @@ def renderPassword(mdp, quotient, alphabet):
 
 alphabet = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
 print(renderPassword('', int('dc33d431bce2b01182c613382483ccdb0e2f66482cbba5e9d07dab34acc7eb1e', 16), alphabet))
+
+max_length = math.floor(math.log(int('dc33d431bce2b01182c613382483ccdb0e2f66482cbba5e9d07dab34acc7eb1e', 16))/math.log(26 + 26 + 10 + 32)) - 4
+print('max number of char for password with 32 bytes entropy: %d' % max_length)