statsmodels.sandbox.tsa.movstat.movmoment  
statsmodels.sandbox.tsa.movstat.movmoment(x, k, windowsize=3, lag='lagged') [source]
 
non-central moment    
Parameters:

 
x (array) – time series data 
windsize (int) – window size 
lag ('lagged', 'centered', or 'leading') – location of window relative to current position    
Returns:

mk – k-th moving non-central moment, with same shape as x   
Return type:

array    Notes If data x is 2d, then moving moment is calculated for each column. 


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