When I set seterr(all='warn') I see the following: In [1]: import numpy /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/ufunclike.py:46: RuntimeWarning: invalid value encountered in log _log2 = umath.log(2) /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/scimath.py:19: RuntimeWarning: invalid value encountered in log _ln2 = nx.log(2.0) /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:64: RuntimeWarning: invalid value encountered in add two = one + one /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:65: RuntimeWarning: invalid value encountered in subtract zero = one - one /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:71: RuntimeWarning: invalid value encountered in add a = a + a /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:72: RuntimeWarning: invalid value encountered in add temp = a + one /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:73: RuntimeWarning: invalid value encountered in subtract temp1 = temp - a /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:74: RuntimeWarning: invalid value encountered in subtract if any(temp1 - one != zero): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:74: RuntimeWarning: invalid value encountered in not_equal if any(temp1 - one != zero): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:80: RuntimeWarning: invalid value encountered in add b = b + b /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:81: RuntimeWarning: invalid value encountered in add temp = a + b /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:82: RuntimeWarning: invalid value encountered in subtract itemp = int_conv(temp-a) /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:83: RuntimeWarning: invalid value encountered in not_equal if any(itemp != 0): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:95: RuntimeWarning: invalid value encountered in multiply b = b * beta /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:96: RuntimeWarning: invalid value encountered in add temp = b + one /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:97: RuntimeWarning: invalid value encountered in subtract temp1 = temp - b /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:98: RuntimeWarning: invalid value encountered in subtract if any(temp1 - one != zero): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:98: RuntimeWarning: invalid value encountered in not_equal if any(temp1 - one != zero): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:103: RuntimeWarning: invalid value encountered in divide betah = beta / two /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:106: RuntimeWarning: invalid value encountered in add a = a + a /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:107: RuntimeWarning: invalid value encountered in add temp = a + one /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:108: RuntimeWarning: invalid value encountered in subtract temp1 = temp - a /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:109: RuntimeWarning: invalid value encountered in subtract if any(temp1 - one != zero): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:109: RuntimeWarning: invalid value encountered in not_equal if any(temp1 - one != zero): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:113: RuntimeWarning: invalid value encountered in add temp = a + betah /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:115: RuntimeWarning: invalid value encountered in subtract if any(temp-a != zero): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:115: RuntimeWarning: invalid value encountered in not_equal if any(temp-a != zero): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:117: RuntimeWarning: invalid value encountered in add tempa = a + beta /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:118: RuntimeWarning: invalid value encountered in add temp = tempa + betah /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:119: RuntimeWarning: invalid value encountered in subtract if irnd==0 and any(temp-tempa != zero): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:119: RuntimeWarning: invalid value encountered in not_equal if irnd==0 and any(temp-tempa != zero): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:124: RuntimeWarning: invalid value encountered in divide betain = one / beta /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:127: RuntimeWarning: invalid value encountered in multiply a = a * betain /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:130: RuntimeWarning: invalid value encountered in subtract temp = one - a /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:131: RuntimeWarning: invalid value encountered in subtract if any(temp-one != zero): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:131: RuntimeWarning: invalid value encountered in not_equal if any(temp-one != zero): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:133: RuntimeWarning: invalid value encountered in multiply a = a * beta /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:149: RuntimeWarning: invalid value encountered in add temp = one + a /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:150: RuntimeWarning: invalid value encountered in subtract if any(temp-one != zero): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:150: RuntimeWarning: invalid value encountered in not_equal if any(temp-one != zero): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:152: RuntimeWarning: invalid value encountered in multiply a = a * beta /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:160: RuntimeWarning: invalid value encountered in add temp = one + eps /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:168: RuntimeWarning: invalid value encountered in add t = one + eps /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:172: RuntimeWarning: invalid value encountered in multiply z = y*y /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:173: RuntimeWarning: invalid value encountered in multiply a = z*one # Check here for underflow /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:174: RuntimeWarning: invalid value encountered in multiply temp = z*t /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:175: RuntimeWarning: invalid value encountered in add if any(a+a == zero) or any(abs(z)>=y): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:175: RuntimeWarning: invalid value encountered in equal if any(a+a == zero) or any(abs(z)>=y): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:175: RuntimeWarning: invalid value encountered in absolute if any(a+a == zero) or any(abs(z)>=y): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:175: RuntimeWarning: invalid value encountered in greater_equal if any(a+a == zero) or any(abs(z)>=y): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:177: RuntimeWarning: invalid value encountered in multiply temp1 = temp * betain /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:178: RuntimeWarning: invalid value encountered in multiply if any(temp1*beta == z): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:178: RuntimeWarning: invalid value encountered in equal if any(temp1*beta == z): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:174: RuntimeWarning: underflow encountered in multiply temp = z*t /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:184: RuntimeWarning: invalid value encountered in not_equal if ibeta != 10: /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:198: RuntimeWarning: invalid value encountered in multiply y = y * betain /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:199: RuntimeWarning: invalid value encountered in multiply a = y * one /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:200: RuntimeWarning: invalid value encountered in multiply temp = y * t /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:201: RuntimeWarning: invalid value encountered in add if any(a+a != zero) and any(abs(y) < xmin): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:201: RuntimeWarning: invalid value encountered in not_equal if any(a+a != zero) and any(abs(y) < xmin): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:201: RuntimeWarning: invalid value encountered in absolute if any(a+a != zero) and any(abs(y) < xmin): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:201: RuntimeWarning: invalid value encountered in less if any(a+a != zero) and any(abs(y) < xmin): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:203: RuntimeWarning: invalid value encountered in multiply temp1 = temp * betain /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:204: RuntimeWarning: invalid value encountered in multiply if any(temp1*beta == y) and any(temp != y): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:204: RuntimeWarning: invalid value encountered in equal if any(temp1*beta == y) and any(temp != y): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:203: RuntimeWarning: underflow encountered in multiply temp1 = temp * betain /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:204: RuntimeWarning: invalid value encountered in not_equal if any(temp1*beta == y) and any(temp != y): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:215: RuntimeWarning: invalid value encountered in not_equal if mx <= k + k - 3 and ibeta != 10: /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:223: RuntimeWarning: invalid value encountered in equal if ibeta == 2 and not i: /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:227: RuntimeWarning: invalid value encountered in not_equal if any(a != y): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:229: RuntimeWarning: invalid value encountered in subtract xmax = one - epsneg /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:230: RuntimeWarning: invalid value encountered in multiply if any(xmax*one != xmax): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:230: RuntimeWarning: invalid value encountered in not_equal if any(xmax*one != xmax): /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:232: RuntimeWarning: invalid value encountered in multiply xmax = xmax / (xmin*beta*beta*beta) /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:232: RuntimeWarning: invalid value encountered in divide xmax = xmax / (xmin*beta*beta*beta) /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:235: RuntimeWarning: invalid value encountered in equal if ibeta==2: /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:236: RuntimeWarning: invalid value encountered in add xmax = xmax + xmax /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:266: RuntimeWarning: invalid value encountered in add ten = two + two + two + two + two /usr/common/homes/g/granger/usr/local/lib/python/numpy/lib/machar.py:267: RuntimeWarning: invalid value encountered in power resolution = ten ** (-self.precision)
On 10/20/06, Tim Hochberg <[EMAIL PROTECTED]> wrote: > Brian Granger wrote: > > Hi, > > > > i am running numpy on aix compiling with xlc. Revision 1.0rc2 works > > fine and passes all tests. But 1.0rc3 and more recent give the > > following on import: > > > > Warning: invalid value encountered in multiply > > Warning: invalid value encountered in multiply > > Warning: invalid value encountered in multiply > > Warning: invalid value encountered in add > > Warning: invalid value encountered in not_equal > > Warning: invalid value encountered in absolute > > Warning: invalid value encountered in less > > Warning: invalid value encountered in multiply > > Warning: invalid value encountered in multiply > > Warning: invalid value encountered in equal > > Warning: invalid value encountered in multiply > > Warning: invalid value encountered in multiply > > Warning: invalid value encountered in multiply > > Warning: invalid value encountered in add > > Warning: invalid value encountered in not_equal > > Warning: invalid value encountered in absolute > > Warning: invalid value encountered in less > > Warning: invalid value encountered in multiply > > Warning: invalid value encountered in multiply > > Warning: invalid value encountered in equal > > Warning: invalid value encountered in multiply > > Warning: invalid value encountered in multiply > > Warning: invalid value encountered in multiply > > [lots more of this] > > > > The odd thing is that all tests pass. I have looked, but can't find > > where this Warning is coming from in the code. Any thoughts on where > > this is coming from? What can I do to help debug this? I am not sure > > what revision introduced this issue. > > > The reason that you are seeing this now is that the default error state > has been tightened up. There were some issues with tests failing as a > result of this, but I believe I fixed those already and you're seeing > this on import, not when running the tests correct? The first thing to > do is figure out where the invalids are occurring, and the natural way > to do that is to set the error state to raise, but you can't set the > error state till you import it, so that's not going to help here. > > I think the first thing that I would try is to throw in a > seterr(all='raise', under='ignore') right after the call to _setdef in > numeric.py. If you're lucky, this will point out where the invalids are > popping up. As a sanity check, you could instead make this > seterr(all='ignore'), which should make all the warnings go away, but > won't tell you anything about why there are warnings to begin with. > > Regards, > > -tim > > > ------------------------------------------------------------------------- > Using Tomcat but need to do more? Need to support web services, security? > Get stuff done quickly with pre-integrated technology to make your job easier > Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo > http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 > _______________________________________________ > Numpy-discussion mailing list > Numpy-discussion@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/numpy-discussion > ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ Numpy-discussion mailing list Numpy-discussion@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/numpy-discussion
