STY: Fix up some remaining old-style exceptions.

I think that is the end of it.

numpy/core/_mx_datetime_parser.py

@@ -1,5 +1,5 @@
 #-*- coding: latin-1 -*-
-""" 
+"""
 Date/Time string parsing module.
 
 This code is a slightly modified version of Parser.py found in mx.DateTime
@@ -540,8 +540,8 @@ def _parse_date(text):
             try:
                 month = litmonthtable[litmonth]
             except KeyError:
-                raise ValueError,\
-                      'wrong month name: "%s"' % litmonth
+                raise ValueError(
+                      'wrong month name: "%s"' % litmonth)
         elif month:
             month = int(month)
         else:
@@ -726,8 +726,8 @@ def datetime_from_string(text):
         return dt.datetime(year,month,day,hour,minute,second, microsecond) - \
                                         dt.timedelta(minutes=offset)
     except ValueError, why:
-        raise RangeError,\
-              'Failed to parse "%s": %s' % (origtext, why)
+        raise RangeError(
+              'Failed to parse "%s": %s' % (origtext, why))
 
 def date_from_string(text):
 
@@ -745,8 +745,8 @@ def date_from_string(text):
     try:
         return dt.datetime(year,month,day)
     except ValueError, why:
-        raise RangeError,\
-              'Failed to parse "%s": %s' % (text, why)
+        raise RangeError(
+              'Failed to parse "%s": %s' % (text, why))
 
 def validateDateTimeString(text):
 

numpy/core/getlimits.py

@@ -140,7 +140,7 @@ def _init(self, dtype):
             fmt = '%12.5e'
             precname = 'half'
         else:
-            raise ValueError, repr(dtype)
+            raise ValueError(repr(dtype))
 
         machar = MachAr(lambda v:array([v], dtype),
                         lambda v:_frz(v.astype(itype))[0],

numpy/core/machar.py

@@ -128,7 +128,7 @@ def _do_init(self, float_conv, int_conv, float_to_float, float_to_str, title):
             if any(temp1 - one != zero):
                 break
         else:
-            raise RuntimeError, msg % (_, one.dtype)
+            raise RuntimeError(msg % (_, one.dtype))
         b = one
         for _ in xrange(max_iterN):
             b = b + b
@@ -137,7 +137,7 @@ def _do_init(self, float_conv, int_conv, float_to_float, float_to_str, title):
             if any(itemp != 0):
                 break
         else:
-            raise RuntimeError, msg % (_, one.dtype)
+            raise RuntimeError(msg % (_, one.dtype))
         ibeta = itemp
         beta = float_conv(ibeta)
 
@@ -152,7 +152,7 @@ def _do_init(self, float_conv, int_conv, float_to_float, float_to_str, title):
             if any(temp1 - one != zero):
                 break
         else:
-            raise RuntimeError, msg % (_, one.dtype)
+            raise RuntimeError(msg % (_, one.dtype))
 
         betah = beta / two
         a = one
@@ -163,7 +163,7 @@ def _do_init(self, float_conv, int_conv, float_to_float, float_to_str, title):
             if any(temp1 - one != zero):
                 break
         else:
-            raise RuntimeError, msg % (_, one.dtype)
+            raise RuntimeError(msg % (_, one.dtype))
         temp = a + betah
         irnd = 0
         if any(temp-a != zero):
@@ -191,7 +191,7 @@ def _do_init(self, float_conv, int_conv, float_to_float, float_to_str, title):
                 raise RuntimeError("could not determine machine tolerance "
                         "for 'negep', locals() -> %s" % (locals()))
         else:
-            raise RuntimeError, msg % (_, one.dtype)
+            raise RuntimeError(msg % (_, one.dtype))
         negep = -negep
         epsneg = a
 
@@ -206,7 +206,7 @@ def _do_init(self, float_conv, int_conv, float_to_float, float_to_str, title):
             a = a * beta
             machep = machep + 1
         else:
-            raise RuntimeError, msg % (_, one.dtype)
+            raise RuntimeError(msg % (_, one.dtype))
         eps = a
 
         # Determine ngrd
@@ -234,7 +234,7 @@ def _do_init(self, float_conv, int_conv, float_to_float, float_to_str, title):
             i = i + 1
             k = k + k
         else:
-            raise RuntimeError, msg % (_, one.dtype)
+            raise RuntimeError(msg % (_, one.dtype))
         if ibeta != 10:
             iexp = i + 1
             mx = k + k
@@ -262,7 +262,7 @@ def _do_init(self, float_conv, int_conv, float_to_float, float_to_str, title):
             else:
                 break
         else:
-            raise RuntimeError, msg % (_, one.dtype)
+            raise RuntimeError(msg % (_, one.dtype))
         minexp = -k
 
         # Determine maxexp, xmax

numpy/core/numeric.py

@@ -1109,9 +1109,9 @@ def rollaxis(a, axis, start=0):
         start += n
     msg = 'rollaxis: %s (%d) must be >=0 and < %d'
     if not (0 <= axis < n):
-        raise ValueError, msg % ('axis', axis, n)
+        raise ValueError(msg % ('axis', axis, n))
     if not (0 <= start < n+1):
-        raise ValueError, msg % ('start', start, n+1)
+        raise ValueError(msg % ('start', start, n+1))
     if (axis < start): # it's been removed
         start -= 1
     if axis==start:

numpy/distutils/mingw32ccompiler.py

@@ -355,7 +355,7 @@ def _build_import_library_x86():
         log.warn('Failed to build import library for gcc. Linking will fail.')
     #if not success:
     #    msg = "Couldn't find import library, and failed to build it."
-    #    raise DistutilsPlatformError, msg
+    #    raise DistutilsPlatformError(msg)
     return
 
 #=====================================

numpy/lib/_datasource.py

@@ -633,7 +633,7 @@ def listdir(self):
 
         """
         if self._isurl(self._baseurl):
-            raise NotImplementedError, \
-                  "Directory listing of URLs, not supported yet."
+            raise NotImplementedError(
+                  "Directory listing of URLs, not supported yet.")
         else:
             return os.listdir(self._baseurl)

numpy/lib/npyio.py

@@ -113,7 +113,7 @@ def __getattribute__(self, key):
         try:
             return object.__getattribute__(self, '_obj')[key]
         except KeyError:
-            raise AttributeError, key
+            raise AttributeError(key)
 
 def zipfile_factory(*args, **kwargs):
     import zipfile
@@ -353,8 +353,8 @@ def load(file, mmap_mode=None):
             try:
                 return _cload(fid)
             except:
-                raise IOError, \
-                    "Failed to interpret file %s as a pickle" % repr(file)
+                raise IOError(
+                    "Failed to interpret file %s as a pickle" % repr(file))
     finally:
         if own_fid:
             fid.close()

numpy/lib/polynomial.py

@@ -306,8 +306,8 @@ def polyint(p, m=1, k=None):
     if len(k) == 1 and m > 1:
         k = k[0]*NX.ones(m, float)
     if len(k) < m:
-        raise ValueError, \
-              "k must be a scalar or a rank-1 array of length 1 or >m."
+        raise ValueError(
+              "k must be a scalar or a rank-1 array of length 1 or >m.")
 
     truepoly = isinstance(p, poly1d)
     p = NX.asarray(p)

numpy/ma/core.py

@@ -1798,7 +1798,7 @@ def masked_where(condition, a, copy=True):
 
     (cshape, ashape) = (cond.shape, a.shape)
     if cshape and cshape != ashape:
-        raise IndexError("Inconsistant shape between the condition and the input"\
+        raise IndexError("Inconsistant shape between the condition and the input"
                          " (got %s and %s)" % (cshape, ashape))
     if hasattr(a, '_mask'):
         cond = mask_or(cond, a._mask)
@@ -2703,7 +2703,7 @@ def __new__(cls, data=None, mask=nomask, dtype=None, copy=False,
                 else:
                     msg = "Mask and data not compatible: data size is %i, " + \
                           "mask size is %i."
-                    raise MaskError, msg % (nd, nm)
+                    raise MaskError(msg % (nd, nm))
                 copy = True
             # Set the mask to the new value
             if _data._mask is nomask:
@@ -2930,7 +2930,7 @@ def __getitem__(self, indx):
         # This test is useful, but we should keep things light...
 #        if getmask(indx) is not nomask:
 #            msg = "Masked arrays must be filled before they can be used as indices!"
-#            raise IndexError, msg
+#            raise IndexError(msg)
         _data = ndarray.view(self, ndarray)
         dout = ndarray.__getitem__(_data, indx)
         # We could directly use ndarray.__getitem__ on self...
@@ -2980,7 +2980,7 @@ def __setitem__(self, indx, value):
         # This test is useful, but we should keep things light...
 #        if getmask(indx) is not nomask:
 #            msg = "Masked arrays must be filled before they can be used as indices!"
-#            raise IndexError, msg
+#            raise IndexError(msg)
         _data = ndarray.view(self, ndarray.__getattribute__(self, '_baseclass'))
         _mask = ndarray.__getattribute__(self, '_mask')
         if isinstance(indx, basestring):
@@ -3779,7 +3779,7 @@ def __ipow__(self, other):
     def __float__(self):
         "Convert to float."
         if self.size > 1:
-            raise TypeError("Only length-1 arrays can be converted "\
+            raise TypeError("Only length-1 arrays can be converted "
                             "to Python scalars")
         elif self._mask:
             warnings.warn("Warning: converting a masked element to nan.")
@@ -3789,7 +3789,7 @@ def __float__(self):
     def __int__(self):
         "Convert to int."
         if self.size > 1:
-            raise TypeError("Only length-1 arrays can be converted "\
+            raise TypeError("Only length-1 arrays can be converted "
                             "to Python scalars")
         elif self._mask:
             raise MaskError('Cannot convert masked element to a Python int.')

numpy/oldnumeric/ma.py

@@ -614,10 +614,10 @@ def __array__ (self, t=None, context=None):
                                   "numeric because data\n    is masked in one or "\
                                   "more locations.");
                     return self._data
-                    #raise MAError, \
+                    #raise MAError(
                     #      """Cannot automatically convert masked array to numeric because data
                     #      is masked in one or more locations.
-                    #      """
+                    #      """)
                 else:
                     func, args, i = context
                     fills = ufunc_fills.get(func)

numpy/oldnumeric/precision.py

@@ -33,7 +33,8 @@ def _lookup(table, key, required_bits):
     for bits, typecode in lst:
         if bits >= required_bits:
             return typecode
-    raise PrecisionError, key+" of "+str(required_bits)+" bits not available on this system"
+    raise PrecisionError(key + " of " + str(required_bits) +
+            " bits not available on this system")
 
 Character = 'c'
 

numpy/oldnumeric/random_array.py

@@ -19,10 +19,10 @@ def seed(x=0, y=0):
         mt.seed((x,y))
 
 def get_seed():
-    raise NotImplementedError, \
-          "If you want to save the state of the random number generator.\n"\
-          "Then you should use obj = numpy.random.get_state() followed by.\n"\
-          "numpy.random.set_state(obj)."
+    raise NotImplementedError(
+          "If you want to save the state of the random number generator.\n"
+          "Then you should use obj = numpy.random.get_state() followed by.\n"
+          "numpy.random.set_state(obj).")
 
 def random(shape=[]):
     "random(n) or random([n, m, ...]) returns array of random numbers"

numpy/testing/nulltester.py

@@ -9,7 +9,7 @@
 
 class NullTester(object):
     def test(self, labels=None, *args, **kwargs):
-        raise ImportError, \
-              'Need nose >=0.10 for tests - see %s' % \
-              'http://somethingaboutorange.com/mrl/projects/nose'
+        raise ImportError(
+              'Need nose >=0.10 for tests - see %s' %
+              'http://somethingaboutorange.com/mrl/projects/nose')
     bench = test