d:\python\python.exe pip install flask
cd d:\python
PS D:\python> pip install flask
Fatal error in launcher: Unable to create process using '"c:\program files\python37\python.exe" "D:\python\pip.exe" install flask': ???????????
PS D:\python> d:\python\python.exe pip install flask
D:\python\python.exe: can't open file 'pip': [Errno 2] No such file or directory
PS D:\python> d:\python\python.exe -m pip install flask
















