ÿØÿàJFIFÿþ ÿÛC       ÿÛC ÿÀÿÄÿÄ"#QrÿÄÿÄ&1!A"2qQaáÿÚ ?Øy,æ/3JæݹÈ߲؋5êXw²±ÉyˆR”¾I0ó2—PI¾IÌÚiMö¯–þrìN&"KgX:Šíµ•nTJnLK„…@!‰-ý ùúmë;ºgµŒ&ó±hw’¯Õ@”Ü— 9ñ-ë.²1<yà‚¹ïQÐU„ہ?.’¦èûbß±©Ö«Âw*VŒ) `$‰bØԟ’ëXÖ-ËTÜíGÚ3ð«g Ÿ§¯—Jx„–’U/ÂÅv_s(Hÿ@TñJÑãõçn­‚!ÈgfbÓc­:él[ðQe 9ÀPLbÃãCµm[5¿ç'ªjglå‡Ûí_§Úõl-;"PkÞÞÁQâ¼_Ñ^¢SŸx?"¸¦ùY騐ÒOÈ q’`~~ÚtËU¹CڒêV  I1Áß_ÿÙ ]c@`s dZddlmZmZmZddlZddlZddlmZm Z ddl j j Z ddl mZmZmZmZmZmZmZddljjZddl mZmZmZmZmZmZdd d d d d ddddddddgZddddddgZeeZ e!dddZ"de!d Z#d!d"Z$d#Z%d!d$Z&d!d%Z'e'Z(d&d!e!d'Z)e)Z*d!e!d!e!d(Z+d!e!d)Z,d!e!d*Z-dd!e!d+Z.dd!e!d,Z/d!e!d-Z0d!d.Z1dS(/sMiscellaneous functions for testing masked arrays and subclasses :author: Pierre Gerard-Marchant :contact: pierregm_at_uga_dot_edu :version: $Id: testutils.py 3529 2007-11-13 08:01:14Z jarrod.millman $ i(tdivisiontabsolute_importtprint_functionN(tndarraytfloat_(tTestCasetassert_tassert_allclosetassert_array_almost_equal_nulpt assert_raisest build_err_msgtrun_module_suitei(tmask_ortgetmaskt masked_arraytnomasktmaskedtfilledtalmosttapproxtassert_almost_equaltassert_array_almost_equaltassert_array_approx_equaltassert_array_comparetassert_array_equaltassert_array_lesst assert_closet assert_equaltassert_equal_recordstassert_mask_equaltassert_not_equaltfail_if_array_equalRRRRR R gh㈵>g:0yE>c C`stt|t|}t|}t|}|jjdksW|jjdkrmtj||jStt|dt d||j t }tt|dt d|dj t } tj t j|| ||t j| } | jS(s Returns true if all components of a and b are equal to given tolerances. If fill_value is True, masked values considered equal. Otherwise, masked values are considered unequal. The relative error rtol should be positive and << 1.0 The absolute error atol comes into play for those elements of b that are very small or zero; it says how small a must be also. tOtcopytmaski(R R RtdtypetchartnptequaltravelRtFalsetastypeRt less_equaltumathtabsolute( tatbt fill_valuetrtoltatoltmtd1td2txtytd((sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyR*s   $**0ic C`stt|t|}t|}t|}|jjdksW|jjdkrmtj||jStt|dt d||j t }tt|dt d|dj t }tj tj |||d| k} | jS(s Returns True if a and b are equal up to decimal places. If fill_value is True, masked values considered equal. Otherwise, masked values are considered unequal. R R!R"ig$@(R R RR#R$R%R&R'RR(R)Rtaroundtabs( R-R.tdecimalR/R2R3R4R5R6R7((sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyR@s  $***tcC`s_tt|t||x<tt|D](}t||||d||fq/WdS(s; Asserts the equality of two non-array sequences. s item=%r %sN(Rtlentrange(tactualtdesiredterr_msgtk((sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyt_assert_equal_on_sequencesSs&cC`st|j|jxy|jjD]k}tj||tj||}}|tk r |tk r ttj||tj||q q WdS(sI Asserts that two records are equal. Pretty crude for now. N(RR#tnamestoperatortgetitemR(R-R.tftaftbf((sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyR^s %,cC`sBt|trt|ts9ttt|ntt|t||xa|jD]S\}}||krtd||fnt||||d||fqbWdSt|tt frt|tt frt ||ddSt|t pt|t sLt ||g|}||ksHt|ndS|t krd|t k s||t kr|t k rt ||g|dddd }t|ntj|d td t}tj|d td t}|j|j}}|jd kr2|jd kr2t |j|jddSt|||S(s, Asserts that two items are equal. s %s not in %ss key=%r %sNR@R;theaderRCR5R6R!tsuboktS(R5R6(t isinstancetdicttAssertionErrortreprttypeRR<titemstlistttupleRBRR Rt ValueErrorR%tarrayR(tTrueR#R$ttolistR(R>R?R@RAtitmsgt actual_dtypet desired_dtype((sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyRms: &*    cC`st|trt|ts9ttt|ntt|t||x]|jD]O\}}||krtt|nt||||d||fqbWdSt|tt frBt|tt frBtt|t||x<t t|D](}t||||d||fqWdSt|t j sft|t j rvt |||St||g|}||kst|ndS(s< Raises an assertion error if two items are equal. s key=%r %sNs item=%r %s(RLRMRNRORPt fail_if_equalR<RQRRRSR=R%RRR (R>R?R@RARXRY((sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyR\s& &*&$ ic C`st|tjs$t|tjrCt||d|d|d|St||gd|d|}tt|||dkst|ndS(s~ Asserts that two items are almost equal. The test is equivalent to abs(desired-actual) < 0.5 * 10**(-decimal). R:R@tverboseiN(RLR%RRR troundR9RN(R>R?R:R@R]RY((sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyRs$ c C`stt|t|}t|dtd|dtdt}t|dtd|dtdt}|tkr{|tk s|tkr|tk rt||gd|d|d|dd }t|ntj||j ||j |d|d|d|S( sn Asserts that comparison between two masked arrays is satisfied. The comparison is elementwise. R!R"t keep_maskRJR@R]RIRCR5R6(R5R6( R R RR(RR RTtutilsRR( t comparisonR5R6R@R]RIR/R2RY((sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyRs $$  c C`s)ttj||d|d|dddS(s@ Checks the elementwise equality of two masked arrays. R@R]RIsArrays are not equalN(RRDt__eq__(R5R6R@R]((sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyRs c C`s/d}t|||d|d|dddS(sT Raises an assertion error if two masked arrays are not equal elementwise. cS`stjt|| S(N(R%talltrueR(R5R6((sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pytcomparesR@R]RIsArrays are not equalN(R(R5R6R@R]Rd((sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyRs c `s5fd}t|||d|d|dddS(s| Checks the equality of two masked arrays, up to given number odecimals. The equality is checked elementwise. c`st||dd S(s<Returns the result of the loose comparison between x and y).R0g$@(R(R5R6(R:(sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyRdsR@R]RIsArrays are not almost equalN(R(R5R6R:R@R]Rd((R:sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyRsc `s5fd}t|||d|d|dddS(s| Checks the equality of two masked arrays, up to given number odecimals. The equality is checked elementwise. c`st||S(s<Returns the result of the loose comparison between x and y).(R(R5R6(R:(sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyRdsR@R]RIsArrays are not almost equalN(R(R5R6R:R@R]Rd((R:sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyRsc C`s)ttj||d|d|dddS(s7 Checks that x is smaller than y elementwise. R@R]RIsArrays are not less-orderedN(RRDt__lt__(R5R6R@R]((sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyRs cC`sU|tkrt|tkn|tkr>t|tknt||d|dS(s- Asserts the equality of two masks. R@N(RRR(tm1tm2R@((sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pyRs   (2t__doc__t __future__RRRRDtnumpyR%RRtnumpy.core.umathtcoreR+t numpy.testingRRRRR R R tnumpy.testing.utilsttestingR`R R RRRRt __all__maskedt__some__from_testingt__all__RVRRRBRRR\RRRRRRRRRR(((sE/opt/alt/python27/lib64/python2.7/site-packages/numpy/ma/testutils.pytsB  4.        '