parameters: ()
docstring: Verify existence of zfs command utility
docstring_summary: Verify existence of zfs command utility
docstring_tokens: Verify existence of zfs command utility
function: def check_tools():
          """Verify existence of zfs command utility"""
          try:
              subprocess.check_output("zfs -?", shell=True)
          except subprocess.CalledProcessError:
              raise RuntimeError(
                  "Failed to execute zfs command. "
                  "Make sure you have ZFS support installed."
              )
function_tokens: def check_tools ( ) : try : subprocess . check_output ( "zfs -?" , shell = True ) except subprocess . CalledProcessError : raise RuntimeError ( "Failed to execute zfs command. " "Make sure you have ZFS support installed." )