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60 lines
1.4 KiB
Python
60 lines
1.4 KiB
Python
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# __all__ = ("str_to_bytes", "make_string", "format_rect", "format_point", "format_size")
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# helper functions
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def str_to_bytes(text):
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if isinstance(text, str): return text.encode("macroman")
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if isinstance(text, bytes): return text
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if isinstance(text, bytearray): return bytes(text)
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raise TypeError("Bad text type: {}".format(type(text)))
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def format_rect(x):
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return "{{ {:d}, {:d}, {:d}, {:d} }}".format(*x)
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def format_point(x):
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return "{{ {:d}, {:d} }}".format(*x)
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def format_size(x):
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return "{{ {:d}, {:d} }}".format(*x)
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def _generate_map():
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map = { x: "\\${:02x}".format(x) for x in range(0, 256) if x < 32 or x > 126 }
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map[0x0d] = "\\n" # intentionally backwards.
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map[0x0a] = "\\r" # intentionally backwards.
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map[0x09] = "\\t"
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# \b \f \v \? also supported.
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map[ord('"')] = '\\"'
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map[ord("'")] = "\\'"
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map[ord("\\")] = "\\\\"
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# map[0x7f] = "\\?" # rubout
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return map
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_map = _generate_map()
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def format_string(bstring, quote=True):
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s = "".join([_map[x] if x in _map else chr(x) for x in bstring])
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if quote: return '"' + s + '"'
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return s
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def multi_format_string(bstring, indent=""):
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q = '"'
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rv = []
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tmp = [indent + q]
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for x in bstring:
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if x in _map: tmp.append(_map[x])
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else: tmp.append(chr(x))
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if len(tmp) > 32 or x == 0x0a:
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tmp.append(q)
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rv.append("".join(tmp))
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tmp = [indent + q]
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if len(tmp)>1:
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tmp.append(q)
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rv.append("".join(tmp))
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return ("\n").join(rv) |