distutils.errors.DistutilsPlatformError: Unable to find vcvarsall.bat

[tang1917]

How should I solve this issue?
[Running] python -u "e:\paper_code\MOTDT\eval_mot.py"
Traceback (most recent call last):
File "C:\Users\xdu\anaconda3\lib\site-packages\pyximport\pyximport.py", line 215, in load_module
inplace=build_inplace, language_level=language_level)
File "C:\Users\xdu\anaconda3\lib\site-packages\pyximport\pyximport.py", line 191, in build_module
reload_support=pyxargs.reload_support)
File "C:\Users\xdu\anaconda3\lib\site-packages\pyximport\pyxbuild.py", line 102, in pyx_to_dll
dist.run_commands()
File "C:\Users\xdu\anaconda3\lib\distutils\dist.py", line 966, in run_commands
self.run_command(cmd)
File "C:\Users\xdu\anaconda3\lib\distutils\dist.py", line 985, in run_command
cmd_obj.run()
File "C:\Users\xdu\anaconda3\lib\site-packages\Cython\Distutils\old_build_ext.py", line 186, in run
_build_ext.build_ext.run(self)
File "C:\Users\xdu\anaconda3\lib\distutils\command\build_ext.py", line 340, in run
self.build_extensions()
File "C:\Users\xdu\anaconda3\lib\site-packages\Cython\Distutils\old_build_ext.py", line 195, in build_extensions
_build_ext.build_ext.build_extensions(self)
File "C:\Users\xdu\anaconda3\lib\distutils\command\build_ext.py", line 449, in build_extensions
self._build_extensions_serial()
File "C:\Users\xdu\anaconda3\lib\distutils\command\build_ext.py", line 474, in _build_extensions_serial
self.build_extension(ext)
File "C:\Users\xdu\anaconda3\lib\distutils\command\build_ext.py", line 534, in build_extension
depends=ext.depends)
File "C:\Users\xdu\anaconda3\lib\distutils_msvccompiler.py", line 346, in compile
self.initialize()
File "C:\Users\xdu\anaconda3\lib\distutils_msvccompiler.py", line 239, in initialize
vc_env = _get_vc_env(plat_spec)
File "C:\Users\xdu\anaconda3\lib\distutils_msvccompiler.py", line 135, in _get_vc_env
raise DistutilsPlatformError("Unable to find vcvarsall.bat")
distutils.errors.DistutilsPlatformError: Unable to find vcvarsall.bat

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "e:\paper_code\MOTDT\eval_mot.py", line 5, in
from tracker.mot_tracker import OnlineTracker
File "e:\paper_code\MOTDT\tracker\mot_tracker.py", line 6, in
from utils.nms_wrapper import nms_detections
File "e:\paper_code\MOTDT\utils\nms_wrapper.py", line 9, in
from utils.nms.cpu_nms import cpu_nms
File "C:\Users\xdu\anaconda3\lib\site-packages\pyximport\pyximport.py", line 462, in load_module
language_level=self.language_level)
File "C:\Users\xdu\anaconda3\lib\site-packages\pyximport\pyximport.py", line 231, in load_module
raise exc.with_traceback(tb)
File "C:\Users\xdu\anaconda3\lib\site-packages\pyximport\pyximport.py", line 215, in load_module
inplace=build_inplace, language_level=language_level)
File "C:\Users\xdu\anaconda3\lib\site-packages\pyximport\pyximport.py", line 191, in build_module
reload_support=pyxargs.reload_support)
File "C:\Users\xdu\anaconda3\lib\site-packages\pyximport\pyxbuild.py", line 102, in pyx_to_dll
dist.run_commands()
File "C:\Users\xdu\anaconda3\lib\distutils\dist.py", line 966, in run_commands
self.run_command(cmd)
File "C:\Users\xdu\anaconda3\lib\distutils\dist.py", line 985, in run_command
cmd_obj.run()
File "C:\Users\xdu\anaconda3\lib\site-packages\Cython\Distutils\old_build_ext.py", line 186, in run
_build_ext.build_ext.run(self)
File "C:\Users\xdu\anaconda3\lib\distutils\command\build_ext.py", line 340, in run
self.build_extensions()
File "C:\Users\xdu\anaconda3\lib\site-packages\Cython\Distutils\old_build_ext.py", line 195, in build_extensions
_build_ext.build_ext.build_extensions(self)
File "C:\Users\xdu\anaconda3\lib\distutils\command\build_ext.py", line 449, in build_extensions
self._build_extensions_serial()
File "C:\Users\xdu\anaconda3\lib\distutils\command\build_ext.py", line 474, in _build_extensions_serial
self.build_extension(ext)
File "C:\Users\xdu\anaconda3\lib\distutils\command\build_ext.py", line 534, in build_extension
depends=ext.depends)
File "C:\Users\xdu\anaconda3\lib\distutils_msvccompiler.py", line 346, in compile
self.initialize()
File "C:\Users\xdu\anaconda3\lib\distutils_msvccompiler.py", line 239, in initialize
vc_env = _get_vc_env(plat_spec)
File "C:\Users\xdu\anaconda3\lib\distutils_msvccompiler.py", line 135, in _get_vc_env
raise DistutilsPlatformError("Unable to find vcvarsall.bat")
ImportError: Building module utils.nms.cpu_nms failed: ['distutils.errors.DistutilsPlatformError: Unable to find vcvarsall.bat\n']