安装 python-crfsuite 失败并出现 [WinError 2] 系统找不到指定的文件

Question

我尝试安装

$ pip install python-crfsuite

Collecting python-crfsuite
Using cached python-crfsuite-0.8.4.tar.gz
Installing collected packages: python-crfsuite
Running setup.py install for python-crfsuite
Complete output from command c:\users\vlats\appdata\local\programs    \python    \python35-32\python.exe -c "import setuptools, tokenize;file='C:\Users\Vlats\AppData\Local\Temp\pip-build-k0g40k7c\python-crfsuite\setup.py';exec(compile(getattr(tokenize, 'open', open)(file).read().replace('\r\n', '\n'), file, 'exec'))" install --record     C:\Users\Vlats\AppData\Local\Temp\pip-6zahugn5-record\install-    record.txt --single-version-externally-managed --compile:
running install
running build
running build_py
creating build
creating build\lib.win32-3.5
creating build\lib.win32-3.5\pycrfsuite
copying pycrfsuite_dumpparser.py -> build\lib.win32-3.5\pycrfsuite
copying pycrfsuite_logparser.py -> build\lib.win32-3.5\pycrfsuite
copying pycrfsuite__init__.py -> build\lib.win32-3.5\pycrfsuite
running build_ext
building 'pycrfsuite._pycrfsuite' extension
error: [WinError 2] The system cannot find the file specified

---

命令 "c:\users\vlats\appdata\local\programs\python\python35-32\python.exe -c "import setuptools, tokenize;file='C:\Users\Vlats\AppData\Local\Temp \pip-build-k0g40k7c\python-crfsuite\setup.py';exec(compile(getattr(tokenize, 'open', open)(file).read().replace('\r\n', '\n '), 文件, 'exec'))" install --record C:\Users\Vlats\AppData\Local\Temp\pip-6zahugn5-record\install-record.txt --single-version-externally-managed --编译”
C:\Users\Vlats\AppData\Local\Temp\pip-build-k0g40k7c\python-crfsuite 中的错误代码 1 失败

关于导致错误的任何想法：[WinError 2]系统找不到指定的文件以及随后的编译步骤失败并出现错误1？

我有哪些解决方法？还是使用pip install不是安装python-crfsuite的正确方法？

Answer 1

可能为时已晚，但对于找到此页面的其他人来说，这里是解决方案...

你需要这个：https://www.microsoft.com/en-us/download/details.aspx?id=44266

我得到了与你相同的错误输出，但我的一个同事得到了以下输出。这就是我们找到解决方案的方法。

---

python -m pip install python-crfsuite
Collecting python-crfsuite
Using cached python-crfsuite-0.8.4.tar.gz
Installing collected packages: python-crfsuite
Running setup.py install for python-crfsuite ... error
Complete output from command c:\python27\python.exe -u -c "import setuptools, tokenize;file='c:\users\mweinb~1\appdata\local\temp\pip-build-hivnxb\python-crfsuite\setup.py';exec(compile(getattr(tokenize, 'open', open)(file).read().replace('\r\n', '\n'), file, 'exec'))" install --record c:\users\mweinb~1\appdata\local\temp\pip-izyeu8-record\install-record.txt --single-version-externally-managed --compile:
running install
running build
running build_py
creating build
creating build\lib.win32-2.7
creating build\lib.win32-2.7\pycrfsuite
copying pycrfsuite_dumpparser.py -> build\lib.win32-2.7\pycrfsuite
copying pycrfsuite_logparser.py -> build\lib.win32-2.7\pycrfsuite
copying pycrfsuite__init__.py -> build\lib.win32-2.7\pycrfsuite
running build_ext
building 'pycrfsuite._pycrfsuite' extension
error: Microsoft Visual C++ 9.0 is required (Unable to find vcvarsall.bat). Get it from http://aka.ms/vcpython27

Command "c:\python27\python.exe -u -c "import setuptools, tokenize;file='c:\users\mweinb~1\appdata\local\temp\pip-build-hivnxb\python-crfsuite\setup.py';exec(compile(getattr(tokenize, 'open', open)(file).read().replace('\r\n', '\n'), file, 'exec'))" install --record c:\users\mweinb~1\appdata\local\temp\pip-izyeu8-record\install-record.txt --single-version-externally-managed --compile" failed with error code 1 in c:\users\mweinb~1\appdata\local\temp\pip-build-hivnxb\python-crfsuite\