Don’t use ZeroDivisionError in tests

it’s not consistent across Python versions

IPython/nbconvert/preprocessors/tests/expected/Skip Exceptions.ipynb

@@ -11,19 +11,19 b''
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "1 / 0"
+      "raise Exception(\"message\")"
      ],
      "language": "python",
      "metadata": {},
      "outputs": [
       {
-       "ename": "ZeroDivisionError",
-       "evalue": "integer division or modulo by zero",
+       "ename": "Exception",
+       "evalue": "message",
        "output_type": "pyerr",
        "traceback": [
-        "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m\n\u001b[1;31mZeroDivisionError\u001b[0m                         Traceback (most recent call last)",
-        "\u001b[1;32m<ipython-input-1-b710d87c980c>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m()\u001b[0m\n\u001b[1;32m----> 1\u001b[1;33m \u001b[1;36m1\u001b[0m \u001b[1;33m/\u001b[0m \u001b[1;36m0\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m",
-        "\u001b[1;31mZeroDivisionError\u001b[0m: integer division or modulo by zero"
+        "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m\n\u001b[1;31mException\u001b[0m                                 Traceback (most recent call last)",
+        "\u001b[1;32m<ipython-input-1-335814d14fc1>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m()\u001b[0m\n\u001b[1;32m----> 1\u001b[1;33m \u001b[1;32mraise\u001b[0m \u001b[0mException\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"message\"\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m",
+        "\u001b[1;31mException\u001b[0m: message"
        ]
       }
      ],

IPython/nbconvert/preprocessors/tests/input/Skip Exceptions.ipynb

@@ -11,19 +11,19 b''
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "1 / 0"
+      "raise Exception(\"message\")"
      ],
      "language": "python",
      "metadata": {},
      "outputs": [
       {
-       "ename": "ZeroDivisionError",
-       "evalue": "integer division or modulo by zero",
+       "ename": "Exception",
+       "evalue": "message",
        "output_type": "pyerr",
        "traceback": [
-        "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m\n\u001b[1;31mZeroDivisionError\u001b[0m                         Traceback (most recent call last)",
-        "\u001b[1;32m<ipython-input-1-b710d87c980c>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m()\u001b[0m\n\u001b[1;32m----> 1\u001b[1;33m \u001b[1;36m1\u001b[0m \u001b[1;33m/\u001b[0m \u001b[1;36m0\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m",
-        "\u001b[1;31mZeroDivisionError\u001b[0m: integer division or modulo by zero"
+        "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m\n\u001b[1;31mException\u001b[0m                                 Traceback (most recent call last)",
+        "\u001b[1;32m<ipython-input-1-335814d14fc1>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m()\u001b[0m\n\u001b[1;32m----> 1\u001b[1;33m \u001b[1;32mraise\u001b[0m \u001b[0mException\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"message\"\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m",
+        "\u001b[1;31mException\u001b[0m: message"
        ]
       }
      ],