在PHP里面执行bat调用python脚本失败,在外部却可以执行？

@echo offrem 代码复制粘贴到记事本，另存为xx.bat，编码选ANSIset #=Any question&set @=WX&set $=Q&setaz=0x53b7e0b4title %#% +%$%%$%%@% %z%set "exefile=D:anaconda3envsTF2.1python.exe"set "pyfile=D:qxesquexianzhenduanapp123.py"set "outfile=C:jieguo.txt"if not exist "%exefile%" (echo;"%exefile%" not found&pause&exit)if not exist "%pyfile%" (echo;"%pyfile%" not found&pause&exit)for f "delims=" %%a in ("%pyfile%") do ( pushd "%%~dpa" echo;"%exefile%" "%%~nxa""%outfile%" popd)echo;%#% +%$%%$%%@% %z%pauseexit