Simplify some pathlib imports

IPython/utils/tests/test_text.py

@@ -18,11 +18,7 b' import random'
 import sys
 
 import nose.tools as nt
-try:
-    from pathlib import Path
-except ImportError:
-    # for Python 3.3
-    from pathlib2 import Path
+from pathlib import Path
 
 from IPython.utils import text
 

IPython/utils/text.py

@@ -13,11 +13,7 b' import re'
 import sys
 import textwrap
 from string import Formatter
-try:
-    from pathlib import Path
-except ImportError:
-    # for Python 3.3
-    from pathlib2 import Path
+from pathlib import Path
 
 from IPython.utils import py3compat