GitHub/Anki
1
0
Fork 0
mirror of https://github.com/ankitects/anki.git synced 2025-09-21 23:42:23 -04:00
Code Issues Projects Releases Packages 1 Wiki Activity Actions

add base62

Browse source
This commit is contained in:
Damien Elmes 2011-12-05 22:06:09 +09:00
parent d52b2d4801
commit 14f7c366d0
1 changed files with 7 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
anki/utils.py
View file

@ -191,16 +191,20 @@ def maxID(db):
"select max(id) from %s" % tbl)) "select max(id) from %s" % tbl))
return now + 1 return now + 1
def base91(num): # used in ankiweb
def base62(num, extra=""):
s = string s = string
# all printable characters minus quotes, backslash and separators table = s.letters + s.digits + extra
table = s.letters + s.digits + "!#$%&()*+,-./:;<=>?@[]^_`{|}~"
buf = "" buf = ""
while num: while num:
num, i = divmod(num, len(table)) num, i = divmod(num, len(table))
buf = table[i] + buf buf = table[i] + buf
return buf return buf
def base91(num):
# all printable characters minus quotes, backslash and separators
return base62(num, "!#$%&()*+,-./:;<=>?@[]^_`{|}~")
def guid64(): def guid64():
"Return a base91-encoded 64bit random number." "Return a base91-encoded 64bit random number."
return base91(random.randint(0, 2**64-1)) return base91(random.randint(0, 2**64-1))