Added period

Author: maxwasserman

pandas/io/formats/format.py

@@ -1134,7 +1134,7 @@ def write_tr(self, line, indent=0, indent_delta=4, header=False,
     def write_style(self):
         # We use the "scoped" attribute here so that the desired 
         # style properties for the data frame are not then applied 
-        # throughout the entire notebook
+        # throughout the entire notebook.
         template_first = """\
             <style scoped>"""
         template_last = """\