prettynumber = _make_pretty_international(phonenumber[1:])
if not prettynumber.startswith("+"):
prettynumber = "+"+prettynumber
elif 8 < len(phonenumber) and phonenumber[0] in ("0", "1"):
prettynumber = _make_pretty_international(phonenumber)
elif 7 < len(phonenumber):
prettynumber = _make_pretty_international(phonenumber[1:])
if not prettynumber.startswith("+"):
prettynumber = "+"+prettynumber
elif 8 < len(phonenumber) and phonenumber[0] in ("0", "1"):
prettynumber = _make_pretty_international(phonenumber)
elif 7 < len(phonenumber):