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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def pwm(host, seq, m1, m2, m3, m4):
 """ Sends control values directly to the engines, overriding control loops. Parameters: seq -- sequence number m1 -- Integer: front left command m2 -- Integer: front right command m3 -- Integer: back right command m4 -- Integer: back left command """

    at(host, 'PWM', seq, [m1, m2, m3, m4])