由于编码困难,我无法导出我的数据帧之一。
sjM.dtypes
Customer Name object
Total Sales float64
Sales Rank float64
Visit_Frequency float64
Last_Sale datetime64[ns]
dtype: object
csv导出工作正常
path = 'c:\\test'
sjM.to_csv(path + '.csv') # Works
但excel导出失败
sjM.to_excel(path + '.xls')
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "testing.py", line 338, in <module>
sjM.to_excel(path + '.xls')
File "c:\Anaconda\Lib\site-packages\pandas\core\frame.py", line 1197, in to_excel
excel_writer.save()
File "c:\Anaconda\Lib\site-packages\pandas\io\excel.py", line 595, in save
return self.book.save(self.path)
File "c:\Anaconda\Lib\site-packages\xlwt\Workbook.py", line 662, in save
doc.save(filename, self.get_biff_data())
File "c:\Anaconda\Lib\site-packages\xlwt\Workbook.py", line 637, in get_biff_data
shared_str_table = self.__sst_rec()
File "c:\Anaconda\Lib\site-packages\xlwt\Workbook.py", line 599, in __sst_rec
return self.__sst.get_biff_record()
File "c:\Anaconda\Lib\site-packages\xlwt\BIFFRecords.py", line 76, in get_biff_record
self._add_to_sst(s)
File "c:\Anaconda\Lib\site-packages\xlwt\BIFFRecords.py", line 91, in _add_to_sst
u_str = upack2(s, self.encoding)
File "c:\Anaconda\Lib\site-packages\xlwt\UnicodeUtils.py", line 50, in upack2
us = unicode(s, encoding)
UnicodeDecodeError: 'ascii' codec can't decode byte 0x81 in position 22: ordinal not in range(128)
我知道问题出在“客户名称”列,因为删除后导出到 Excel 工作正常。
我尝试遵循该问题的建议(Python pandas to_excel'utf8'编解码器无法解码字节 https://stackoverflow.com/questions/18645401/python-pandas-to-excel-utf8-codec-cant-decode-byte),使用函数对有问题的列进行解码和重新编码
def changeencode(data):
cols = data.columns
for col in cols:
if data[col].dtype == 'O':
data[col] = data[col].str.decode('latin-1').str.encode('utf-8')
return data
sJM = changeencode(sjM)
sjM['Customer Name'].str.decode('utf-8')
L2-00864 SETIA 2
K1-00279 BERKAT JAYA
L2-00664 TK. ANTO
BR00035 BRASIL JAYA,TK
RA00011 CV. RAHAYU SENTOSA
所以到unicode的转换似乎是成功的
sjM.to_excel(path + '.xls')
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "c:\Anaconda\Lib\site-packages\pandas\core\frame.py", line 1197, in to_excel
excel_writer.save()
File "c:\Anaconda\Lib\site-packages\pandas\io\excel.py", line 595, in save
return self.book.save(self.path)
File "c:\Anaconda\Lib\site-packages\xlwt\Workbook.py", line 662, in save
doc.save(filename, self.get_biff_data())
File "c:\Anaconda\Lib\site-packages\xlwt\Workbook.py", line 637, in get_biff_data
shared_str_table = self.__sst_rec()
File "c:\Anaconda\Lib\site-packages\xlwt\Workbook.py", line 599, in __sst_rec
return self.__sst.get_biff_record()
File "c:\Anaconda\Lib\site-packages\xlwt\BIFFRecords.py", line 76, in get_biff_record
self._add_to_sst(s)
File "c:\Anaconda\Lib\site-packages\xlwt\BIFFRecords.py", line 91, in _add_to_sst
u_str = upack2(s, self.encoding)
File "c:\Anaconda\Lib\site-packages\xlwt\UnicodeUtils.py", line 50, in upack2
us = unicode(s, encoding)
UnicodeDecodeError: 'ascii' codec can't decode byte 0xc2 in position 22: ordinal not in range(128)
- 尽管转换为 unicode 似乎成功,但为什么会失败?
- 我如何解决此问题以将该数据框导出到 Excel?
@Jeff
感谢您为我指明了正确的方向
使用步骤:
安装 xlsxwriter (不与 pandas 捆绑)
sjM.to_excel(path + '.xlsx', sheet_name='Sheet1', engine='xlsxwriter')