Add global option for urls_as_links

Author: benjaminarjun

pandas/core/config_init.py

@@ -215,6 +215,13 @@ def use_numexpr_cb(key):
     (default: True)
 """
 
+pc_html_urls_as_links_doc = """\
+: boolean
+    When True, DataFrame's to_html() will output cells that appear to contain
+    a URL with a link to that URL.
+    (default: False)
+"""
+
 pc_width_doc = """
 : int
     Width of the display in characters. In case python/IPython is running in
@@ -371,6 +378,8 @@ def table_schema_cb(key):
                        validator=is_int)
     cf.register_option('html.use_mathjax', True, pc_html_use_mathjax_doc,
                        validator=is_bool)
+    cf.register_option('html.urls_as_links', False, pc_html_urls_as_links_doc,
+                       validator=is_bool)
 
 with cf.config_prefix('html'):
     cf.register_option('border', 1, pc_html_border_doc,

pandas/core/frame.py

@@ -2086,7 +2086,7 @@ def to_html(self, buf=None, columns=None, col_space=None, header=True,
                 sparsify=None, index_names=True, justify=None, bold_rows=True,
                 classes=None, escape=True, max_rows=None, max_cols=None,
                 show_dimensions=False, notebook=False, decimal='.',
-                border=None, table_id=None, urls_as_links=False):
+                border=None, table_id=None, urls_as_links=None):
         """
         Render a DataFrame as an HTML table.
 
@@ -2129,6 +2129,9 @@ def to_html(self, buf=None, columns=None, col_space=None, header=True,
                 justify not in fmt._VALID_JUSTIFY_PARAMETERS):
             raise ValueError("Invalid value for justify parameter")
 
+        if urls_as_links is None:
+            urls_as_links = get_option("display.html.urls_as_links")
+
         formatter = fmt.DataFrameFormatter(self, buf=buf, columns=columns,
                                            col_space=col_space, na_rep=na_rep,
                                            formatters=formatters,

pandas/tests/io/formats/test_to_html.py

@@ -1998,3 +1998,9 @@ def test_to_html_urls_as_links(self):
 
         assert result_with_links == expected_with_links
         assert result_no_links == expected_no_links
+
+        pd.options.display.html.urls_as_links = True
+        result_no_option_specified = df.to_html()
+        pd.options.display.html.urls_as_links = False
+
+        assert result_no_option_specified == expected_with_links