Convert a string representing a dictionary into an actual dictionary

stringdict2dict.py

st = "{'a':'b','c':'d'}"
dc = dict([[g.replace("'","").replace('"',"") for g in f.split(":")] for f in st[1:-1].split(",")])

st2 = "'a':'b','c':'d'"
dc = dict([[g.replace("'","").replace('"',"") for g in f.split(":")] for f in st2[1:-1].split(",")])