DESCRIPTION: handle multiple accounts of google drive and switch between accounts.
-l : list all accounts added to pyDrive
-a : add an account to pyDrive
-s : switch to a different account, provide email id
-i : print account info of the current account
-S : switch to shared folder of the current account
-P : switch to mydrive folder of the current account
DESCRIPTION: List information about the FILEs (the current directory by default).
-m : display mime type of each file.
DESCIPTION: Delete files from the drive account.
-r : recursively delete all files in the folder
-e : empty trash
DESCRIPTION: download a file or folder from the drive account
-e : export the file as pdf.
-d : specify the download location. By default ~/DriveDownloads
—std-out : print the contents of the file to standard output instead of downloading.
DESCRIPTION: upload a file or folder to the drive account
–std-in : upload the content from standard input to drive account
DESCRIPTION: share a file or folder to the given email account
-r : read only permission
-w : write only permission