diff --git a/dist/dist.py b/dist/dist.py
index a45aa940d7..3922506976 100644
--- a/dist/dist.py
+++ b/dist/dist.py
@@ -21,7 +21,7 @@
 4. run test/testSingleCoreAll.py 
      (normally not necessary, because it's slower and mostly duplicates multiprocessTest, 
      but should be done before making a release).  Done automatically by Travis-CI on GitHub commit
-5. then test/testDocumentation
+5. then python3 test/testDocumentation.py # only designed for Python 3...
 6. then test/testSerialization
 7. run documentation/make.py clean
 8. run documentation/make.py   [*]
@@ -32,7 +32,8 @@
 
 10. And finally this file ON PYTHON 2.7
 
-11. COMMIT to Github at this point, then don't change anything until the next step is done.
+11. COMMIT to Github at this point w/ commit comment of the new version, 
+    then don't change anything until the next step is done.
     (.gitignore SHOULD avoid uploading the large files created here...)
 
 12. Create a new release on GitHub and upload the FIVE files created here. Use tag v2.0.1 (etc.).
diff --git a/music21/documentation/source/usersGuide/.ipynb_checkpoints/usersGuide_03_pitches-checkpoint.ipynb b/music21/documentation/source/usersGuide/.ipynb_checkpoints/usersGuide_03_pitches-checkpoint.ipynb
index 7e2d72f47e..5ee4b10b63 100644
--- a/music21/documentation/source/usersGuide/.ipynb_checkpoints/usersGuide_03_pitches-checkpoint.ipynb
+++ b/music21/documentation/source/usersGuide/.ipynb_checkpoints/usersGuide_03_pitches-checkpoint.ipynb
@@ -987,15 +987,17 @@
    "source": [
     "Music21 can also deal with other `quarterLengths` such as 0.8,\n",
     "which is 4/5ths of a quarter note, or 1/3 which is an eighth note triplet.\n",
+    "\n",
     "Just be careful when creating triplets, because of a weird Python 2 quirk\n",
-    "that makes it so that if you divide two integers you always get back just\n",
+    "that makes it so that if you divide two integers with \"/\" you always get back just\n",
     "the integer part of the number, so 8/3 is 2, since 8/3 is 2.66666... and\n",
-    "the integer part is 2:"
+    "the integer part is 2.  I will use \"//\" in this example, since \"//\" appears\n",
+    "in both Python 2 and Python 3 and is equivalent to Python 2's \"/\""
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 33,
+   "execution_count": 1,
    "metadata": {
     "collapsed": false
    },
@@ -1006,18 +1008,18 @@
        "2"
       ]
      },
-     "execution_count": 33,
+     "execution_count": 1,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "8/3"
+    "8//3"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 34,
+   "execution_count": 2,
    "metadata": {
     "collapsed": false
    },
@@ -1028,13 +1030,13 @@
        "0"
       ]
      },
-     "execution_count": 34,
+     "execution_count": 2,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "1/3"
+    "1//3"
    ]
   },
   {
diff --git a/music21/documentation/source/usersGuide/usersGuide_03_pitches.ipynb b/music21/documentation/source/usersGuide/usersGuide_03_pitches.ipynb
index 7e2d72f47e..5ee4b10b63 100644
--- a/music21/documentation/source/usersGuide/usersGuide_03_pitches.ipynb
+++ b/music21/documentation/source/usersGuide/usersGuide_03_pitches.ipynb
@@ -987,15 +987,17 @@
    "source": [
     "Music21 can also deal with other `quarterLengths` such as 0.8,\n",
     "which is 4/5ths of a quarter note, or 1/3 which is an eighth note triplet.\n",
+    "\n",
     "Just be careful when creating triplets, because of a weird Python 2 quirk\n",
-    "that makes it so that if you divide two integers you always get back just\n",
+    "that makes it so that if you divide two integers with \"/\" you always get back just\n",
     "the integer part of the number, so 8/3 is 2, since 8/3 is 2.66666... and\n",
-    "the integer part is 2:"
+    "the integer part is 2.  I will use \"//\" in this example, since \"//\" appears\n",
+    "in both Python 2 and Python 3 and is equivalent to Python 2's \"/\""
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 33,
+   "execution_count": 1,
    "metadata": {
     "collapsed": false
    },
@@ -1006,18 +1008,18 @@
        "2"
       ]
      },
-     "execution_count": 33,
+     "execution_count": 1,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "8/3"
+    "8//3"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 34,
+   "execution_count": 2,
    "metadata": {
     "collapsed": false
    },
@@ -1028,13 +1030,13 @@
        "0"
       ]
      },
-     "execution_count": 34,
+     "execution_count": 2,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "1/3"
+    "1//3"
    ]
   },
   {
diff --git a/music21/musicxml/xmlToM21.py b/music21/musicxml/xmlToM21.py
index 459ba67736..3f8f59798d 100644
--- a/music21/musicxml/xmlToM21.py
+++ b/music21/musicxml/xmlToM21.py
@@ -1923,8 +1923,8 @@ def xmlToDuration(self, mxNote, inputM21=None):
                 durRaw.quarterLength = qLen
                 try:
                     d.components = durRaw.components
-                except duration.DurationException:
-                    qLenRounded = 2.0**round(math.log2(qLen))
+                except duration.DurationException: # TODO: Test
+                    qLenRounded = 2.0**round(math.log(qLen, 2)) # math.log2 appears in py3.3
                     environLocal.printDebug(['mxToDuration', 
                             'rounding duration to {0} as type is not'.format(qLenRounded) + 
                             'defined and raw quarterlength ({0}) is not a computable duration'.format(qLen)])