Turn strs into nums

strtonum.py

numnames = {
"one":1,
  "two":2,
  "three":3
}

def strtonum(string):
  try:
    return int(string)
  except:
    try:
      return numnames[string.lower()]
    except:
      return 0

test.py

import strtonum
print(strtonum.strtonum("1"))
print(strtonum.strtonum("one"))