fixup! ENH: Support bz2 compression in PY2 for c engine

Author: dhimmel

pandas/parser.pyx

@@ -623,8 +623,7 @@ cdef class TextReader:
                 else:
                     content = source.read()
                     source.close()
-                    from pandas.compat import StringIO
-                    source = StringIO(bz2.decompress(content))
+                    source = compat.StringIO(bz2.decompress(content))
             elif self.compression == 'zip':
                 import zipfile
                 zip_file = zipfile.ZipFile(source)