def convert_fullwidth_to_halfwidth(in_str):
    """全角转半角"""
    ret_str = ""
    for uni_char in in_str:
        inside_code = ord(uni_char)
        if inside_code == 12288:  # 全角空格直接转换
            inside_code = 32
        elif 65281 <= inside_code <= 65374:  # 全角字符(除空格)根据关系转化
            inside_code -= 65248
        ret_str += unichr(inside_code)
    return ret_str
示例#2
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def byte2str(data):
    '''''将原始字节码转为字符串'''
    i = 0
    length = len(data)
    ret = u''
    while i < length:
        x = (data[i] + data[i + 1]).to_bytes(length=2,
                                             byteorder='big',
                                             signed=True)
        print('x=', x)
        print('struct.unpack=', struct.unpack('H', x))
        print('struct.unpack0=', struct.unpack('H', x)[0])

        t = unichr(struct.unpack('H', x)[0])
        if t == u'\r':
            ret += u'\n'
        elif t != u' ':
            ret += t
        i += 2
    return ret
print(d)
print(type(d))

# 转换为不可变集合
f1 = frozenset(d)

# frozenset({'b', 'c', 'a'})
print(f1)
# <class 'frozenset'>
print(type(f1))

# 将一个整数转换为一个字符
c1 = chr(98)
print(c1)
print(type(c1))

# 将一个整数转换为Unicode字符
uc = unichr(97)
print(uc)
print(type(uc))

# 将一个字符转换为它的整数值
o1 = ord('a')
print(o1)
# 将一个整数转换为一个十六进制字符串
h1 = hex(11)
print(h1)
# 将一个整数转换为一个八进制字符串
o2 = oct(11)
print(o2)
    """全角转半角"""
    ret_str = ""
    for uni_char in in_str:
        inside_code = ord(uni_char)
        if inside_code == 12288:  # 全角空格直接转换
            inside_code = 32
        elif 65281 <= inside_code <= 65374:  # 全角字符(除空格)根据关系转化
            inside_code -= 65248
        ret_str += unichr(inside_code)
    return ret_str


class DataCleaner(tools.ProcessPath):
    # 类变量,类似于static
    chinese_pattern = re.compile(parameters.MATCH_CHINESE_PATTERN_STR)

    def do_in_loop(self, line, src_file, target_file):
        # if DataCleaner.chinese_pattern.search(line):
        if self.chinese_pattern.search(line):
            target_file.write(line)


if __name__ == '__main__':
    seq = '辽机集团将其持有 的沈阳合金投资股份有限公司1,,,0,,00万股股权质押给公司'
    seq = remove_comma_from_number(seq)
    print(seq)
    print(convert_fullwidth_to_halfwidth(seq))
    for i in range(65281, 65375):
        print(i, unichr(i))
    print(ord(' '))