Python库 | pycopy-string-0.3.5.tar.gz

# Some strings for ctype-style character classification whitespace = ' \t\n\r\v\f' ascii_lowercase = 'abcdefghijklmnopqrstuvwxyz' ascii_uppercase = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' ascii_letters = ascii_lowercase + ascii_uppercase digits = '0123456789' hexdigits = digits + 'abcdef' + 'ABCDEF' octdigits = '01234567' punctuation = """!"#$%&'()*+,-./:;<=>?@[\]^_`{|}~""" printable = digits + ascii_letters + punctuation + whitespace def translate(s, map): import io sb = io.StringIO() for c in s: v = ord(c) if v in map: v = map[v] if isinstance(v, int): sb.write(chr(v)) elif v is not None: sb.write(v) else: sb.write(c) return sb.getvalue() # str object methods not available as builtins in Pycopy # In case it's overriden later _org_encode = str.encode def encode(s, encoding="utf-8", errors="strict"): assert encoding in ("utf-8", "ascii", "us-ascii", "iso-8859-1"), "Unsupported encoding: %s" % encoding assert errors in ("strict", "surrogateescape", "surrogatepass"), "Unsupported errors param: %s" % errors return _org_encode(s, encoding, errors) def isalnum(s): for c in s: if not (c.isalpha() or c.isdigit()): return False if not s: return False return True def isidentifier(s): if not s: return False if s[0] not in ascii_letters and s[0] != "_": return False for c in s[1:]: if c not in ascii_letters and c not in digits and c != "_": return False return True def expandtabs(s, tabsize=8): res = "" col = 0 for c in s: if c == "\t": res += " " * (tabsize - col % tabsize) col = 0 # simplification continue res += c col += 1 if c == "\n" or c == "\r": col = 0 return res def ljust(s, w, fill=" "): if len(s) >= w: return s return s + fill * (w - len(s)) def capitalize(s): return s[0].upper() + s[1:].lower()