ó U¶\c @`sdZddlmZmZmZddlZddlZddlm Z m Z m Z ddl Z dej kr€dZeZn dZeZerÚejjejjeƒdƒZejjed ƒZejeƒZnGy#dd lmZeƒZeZWn!ek r ed ƒeZnXd*d+d,d-d.d/d0d1d2g Z d3Z!e"ge!D]Z#e j$e#ƒ^qRgƒZ%d"„Z&e j'ep‹eƒe j(d#„ƒƒZ)e j'e ƒe j(d$„ƒƒZ*d%„Z+d&„Z,d'„Z-d(„Z.e/d)krÿe ƒndS(4ss Test used to verify PyWavelets Discrete Wavelet Transform computation accuracy against MathWorks Wavelet Toolbox. i(tdivisiontprint_functiontabsolute_importN(tassert_tdectrun_module_suitet PYWT_XSLOWtfulltreducedtdatasdwt_matlabR2012a_result.npz(tMatlabsŒTo run Matlab compatibility tests you need to have MathWorks MATLAB, MathWorks Wavelet Toolbox and the pymatbridge Python package installed.tzerotzpdtconstanttsp0t symmetrictsymtreflecttsymwtperiodictppdtsmoothtsp1t periodizationtpert antisymmetrictasymt antireflecttasymwtdbtcoiftbiortrbiocC`sTtdkr:tt|jdƒƒdddddg}n|j|jdf}|S( s) Return the sizes to test for wavelet w. Ri(idiÈiôièiPÃi(tsize_settlisttrangetdec_len(twt data_sizes((sClib/python2.7/site-packages/pywt/tests/test_matlab_compatibility.pyt_get_data_sizes8s  c c`s%tjjdƒ}d}d}tjƒzëxätD]Ü}tj|ƒ}tjd|ƒx´t |ƒD]¦}|j |ƒ}tjd|ƒx~t D]v\}}t |||ƒ\} } t |||| | ||fVt|||ƒ\} } t |||| | ||fVqWqdWq2WWdtjƒXdS(NiÒg-Cëâ6 ?g»½×Ùß|Û=twaveletR (tnptrandomt RandomStatetmlabtstarttwaveletstpywttWavelett set_variableR'trandntmodest_compute_matlab_resultt_check_accuracyt_load_matlab_result_pywt_coeffststop( trstatetepsilontepsilon_pywt_coeffsR(R%tNR tpmodetmmodetmatmd((sClib/python2.7/site-packages/pywt/tests/test_matlab_compatibility.pyttest_accuracy_pymatbridgeBs"  -c c`sétjjdƒ}d}d}xÄtD]¼}tj|ƒ}x¤t|ƒD]–}|j|ƒ}x~tD]v\}}t |||ƒ\} } t |||| | ||fVt |||ƒ\} } t |||| | ||fVqcWqGWq%WdS(NiÒg-Cëâ6 ?g»½×Ùß|Û=( R)R*R+R.R/R0R'R2R3t_load_matlab_resultR5R6( R8R9R:R(R%R;R R<R=R>R?((sClib/python2.7/site-packages/pywt/tests/test_matlab_compatibility.pyttest_accuracy_precomputed[s cC`sötj|tjddddddddd d d d g ƒkd dƒrŠtj|ƒ}tjd|jƒtjd|jƒd|}n d|}tj |ƒ}|ds¼t dƒ‚ntj tj dƒƒ}tj tj dƒƒ}||fS(s– Compute the result using MATLAB. This function assumes that the Matlab variables `wavelet` and `data` have already been set externally. tcoif6tcoif7tcoif8tcoif9tcoif10tcoif11tcoif12tcoif13tcoif14tcoif15tcoif16tcoif17taxisitLo_DtHi_Ds/[ma, md] = dwt(data, Lo_D, Hi_D, 'mode', '%s');s,[ma, md] = dwt(data, wavelet, 'mode', '%s');tsuccesssXMatlab failed to execute the provided code. Check that the wavelet toolbox is installed.R>R?( R)tanytarrayR/R0R,R1tdec_lotdec_hitrun_codet RuntimeErrortasarrayt get_variable(R R(R=R%t mlab_codetresR>R?((sClib/python2.7/site-packages/pywt/tests/test_matlab_compatibility.pyR4nsH   cC`s¢t|ƒ}dj||t|ƒdgƒ}dj||t|ƒdgƒ}|tksf|tkr„tdj|||ƒƒ‚nt|}t|}||fS(s" Load the precomputed result. t_R>R?sIPrecompted Matlab result not found for wavelet: {0}, mode: {1}, size: {2}(tlentjointstrtmatlab_result_dicttKeyErrortformat(R R(R=R;tma_keytmd_keyR>R?((sClib/python2.7/site-packages/pywt/tests/test_matlab_compatibility.pyRA…s !!    cC`s¢t|ƒ}dj||t|ƒdgƒ}dj||t|ƒdgƒ}|tksf|tkr„tdj|||ƒƒ‚nt|}t|}||fS(s" Load the precomputed result. R]t ma_pywtCoeffst md_pywtCoeffssIPrecompted Matlab result not found for wavelet: {0}, mode: {1}, size: {2}(R^R_R`RaRbRc(R R(R=R;RdReR>R?((sClib/python2.7/site-packages/pywt/tests/test_matlab_compatibility.pyR6•s !!    c C`sÃtj|||ƒ\}}tjtj||dƒƒ} tjtj||dƒƒ} d||t|ƒ| f} t| |kd| ƒd||t|ƒ| f} t| |kd| ƒdS(NisA[RMS_A > EPSILON] for Mode: %s, Wavelet: %s, Length: %d, rms=%.3gtmsgsA[RMS_D > EPSILON] for Mode: %s, Wavelet: %s, Length: %d, rms=%.3g(R/tdwtR)tsqrttmeanR^R( R R%R<R>R?R(R9tpatpdtrms_atrms_dRh((sClib/python2.7/site-packages/pywt/tests/test_matlab_compatibility.pyR5¥s  t__main__(R R (R R(RR(RR(RR(RR(RR(RR(RR(RRRRR (0t__doc__t __future__RRRtostnumpyR)t numpy.testingRRRR/tenvironR!tFalsetuse_precomputedtTruetpathR_tdirnamet__file__tdata_dirtmatlab_data_filetloadRat pymatbridgeR R,t_matlab_missingt ImportErrortprintR3tfamiliestsumtnametwavelistR.R'tskipiftslowR@RBR4RAR6R5t__name__(((sClib/python2.7/site-packages/pywt/tests/test_matlab_compatibility.pytsV    !      +