-

cool-RR · cool-RR · commit 8fd2a262fe78 · 2014-09-22T02:44:00.000+03:00
diff --git a/source_py2/python_toolbox/combi/perm_space.py b/source_py2/python_toolbox/combi/perm_space.py
@@ -179,7 +179,9 @@ def __init__(self, iterable_or_length, domain=None, n_elements=None,
                                                           self.sequence_length)
         self.is_partial = (self.n_elements < self.sequence_length)
         
-        self.indices = sequence_tools.CuteRange(self.n_elements) 
+        self.indices = sequence_tools.CuteRange(self.n_elements,
+                                                _avoid_built_in_range=True)
+        # Avoiding built-in xrange because on Python 2 it don't have `index`.
         
         #                                                                     #
         ### Finished figuring out number of elements. #########################
diff --git a/source_py2/python_toolbox/math_tools/factorials.py b/source_py2/python_toolbox/math_tools/factorials.py
@@ -105,7 +105,7 @@ def to_factoradic(number, n_digits_pad=0):
         (0, 0, 4, 0, 2, 0, 0)
         
     '''
-    assert isinstance(number, int)
+    assert isinstance(number, numbers.Integral)
     assert number >= 0
     assert isinstance(n_digits_pad, numbers.Integral)
     n_digits = inverse_factorial(number, round_up=False) + 1
diff --git a/source_py3/python_toolbox/math_tools/factorials.py b/source_py3/python_toolbox/math_tools/factorials.py
@@ -105,7 +105,7 @@ def to_factoradic(number, n_digits_pad=0):
         (0, 0, 4, 0, 2, 0, 0)
         
     '''
-    assert isinstance(number, int)
+    assert isinstance(number, numbers.Integral)
     assert number >= 0
     assert isinstance(n_digits_pad, numbers.Integral)
     n_digits = inverse_factorial(number, round_up=False) + 1
