run_perf_tests.py
def open_app(device, package_name):
    """Open the specified app on the device."""

    device.shell('am start -n ' + package_name + '/' + package_name +
                 '.MainActivity')
Open the specified app on the device.
Open the specified app on the device.
Open the specified app on the device .
def open_app(device, package_name):
    device.shell('am start -n ' + package_name + '/' + package_name +
                 '.MainActivity')
def open_app ( device , package_name ) : device . shell ( 'am start -n ' + package_name + '/' + package_name + '.MainActivity' )
Open the specified app on the device.
Open the specified app on the device .
"""Open the specified app on the device."""
device
package_name