B Z@sldZdZdZeZdZdZdZdZddlm Z m Z m Z dd l m Zdd lmZmZd d Zd dZddZdS)zLongley datasetZrestructuredtextzThis is public domain.a5 The classic 1967 Longley Data http://www.itl.nist.gov/div898/strd/lls/data/Longley.shtml :: Longley, J.W. (1967) "An Appraisal of Least Squares Programs for the Electronic Comptuer from the Point of View of the User." Journal of the American Statistical Association. 62.319, 819-41. zThe Longley dataset contains various US macroeconomic variables that are known to be highly collinear. It has been used to appraise the accuracy of least squares routines.aW:: Number of Observations - 16 Number of Variables - 6 Variable name definitions:: TOTEMP - Total Employment GNPDEFL - GNP deflator GNP - GNP UNEMP - Number of unemployed ARMED - Size of armed forces POP - Population YEAR - Year (1947 - 1962) ) recfromtxtarray column_stack)utils)dirnameabspathcCst}tj|dtdS)z Load the Longley data and return a Dataset class. Returns ------- Dataset instance See DATASET_PROPOSAL.txt for more information. r) endog_idxdtype) _get_dataduZprocess_recarrayfloat)datar@lib/python3.7/site-packages/statsmodels/datasets/longley/data.pyload.s rcCst}tj|ddS)z Load the Longley data and return a Dataset class. Returns ------- Dataset instance See DATASET_PROPOSAL.txt for more information. r)r )r r Zprocess_recarray_pandas)rrrr load_pandas:s rc Cs<ttt}t|dd}t|ddtdd}WdQRX|S)Nz /longley.csvrb,T))Z delimiternamesr Zusecols)rr__file__openrr )filepathfrrrrr Fs  r N)__doc__Z __docformat__Z COPYRIGHTZTITLEZSOURCEZ DESCRSHORTZ DESCRLONGZNOTEZnumpyrrrZstatsmodels.datasetsrr os.pathrrrrr rrrrs