我想解决这个问题已经有一段时间了。一直在寻找简单的答案,但没有成功。非常感谢你的帮助。我已经创建了一个python字典,并试图将值的输出格式化为二进制数据。换句话说,对于字典中的每个字符串值,我希望输出其二进制值。下面是我的代码和错误。在
pigpen = {}
pigpen['a'] = 'ETL'
pigpen['b'] = 'ETM'
pigpen['c'] = 'ETR'
pigpen['d'] = 'EML'
pigpen['e'] = 'EMM'
pigpen['f'] = 'EMR'
pigpen['g'] = 'EBL'
pigpen['h'] = 'EBM'
pigpen['i'] = 'EBR'
pigpen['j'] = 'DTL'
pigpen['k'] = 'DTM'
pigpen['l'] = 'DTR'
pigpen['m'] = 'DML'
pigpen['n'] = 'DMM'
pigpen['o'] = 'DMR'
pigpen['p'] = 'DBL'
pigpen['q'] = 'DBM'
pigpen['r'] = 'DBR'
pigpen['s'] = 'EXT'
pigpen['t'] = 'EXL'
pigpen['u'] = 'EXR'
pigpen['v'] = 'EXB'
pigpen['w'] = 'DXT'
pigpen['x'] = 'DXL'
pigpen['y'] = 'DXR'
pigpen['z'] = 'DXB'
import binascii
str = pigpen.values()
print ' '.join(format(ord(string), 'b') for string in str)
Traceback (most recent call last):
File "pigpen_build.py", line 62, in <module>
print ' '.join(format(ord(string), 'b') for string in str)
File "pigpen_build.py", line 62, in <genexpr>
print ' '.join(format(ord(string), 'b') for string in str)
TypeError: ord() expected a character, but string of length 3 found
>>>
您要求
ord
根据字符串中的3个字符查找值。关于the ord function here.的更多信息,在for循环中,您正在通过一个列表进行交互,因此展开的代码如下所示。在它将输出,
ABC, CDE, FGH
。要解决此问题,请在实际字符串上放置另一个for循环,或者将原始列表合并为一个字符串。在1)另一个for循环。在
^{pr2}$2)实际字符串。在
@Preston用一个更好的答案击败了我,但是这里有一个不使用嵌套列表理解的解决方案。在
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