add intro text and title to annotated HTML code file to make it more user friendly

b48ad915 · Stefan Behnel · 1f24710e · b48ad915
Commit b48ad915 authored Feb 15, 2015 by Stefan Behnel
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Showing with 13 additions and 6 deletions

Cython/Compiler/Annotate.py Cython/Compiler/Annotate.py +13 -6

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--- a/Cython/Compiler/Annotate.py
+++ b/Cython/Compiler/Annotate.py
@@ -3,6 +3,7 @@
 from __future__ import absolute_import
 import os
+import os.path
 import re
 import codecs
 import textwrap
@@ -99,9 +100,9 @@ class AnnotationCCodeWriter(CCodeWriter):
        c_file = Utils.decode_filename(os.path.basename(target_filename))
        html_filename = os.path.splitext(target_filename)[0] + ".html"
        with codecs.open(html_filename, "w", encoding="UTF-8") as out_buffer:
-            out_buffer.write(self._save_annotation(code, generated_code, c_file))
+            out_buffer.write(self._save_annotation(code, generated_code, c_file, source_filename))
-    def _save_annotation_header(self, c_file):
+    def _save_annotation_header(self, c_file, source_filename):
        outlist = [
            textwrap.dedent(u'''\
            <!DOCTYPE html>
@@ -109,6 +110,7 @@ class AnnotationCCodeWriter(CCodeWriter):
            <html>
            <head>
                <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+                <title>Cython: {filename}</title>
                <style type="text/css">
                {css}
                </style>
@@ -117,8 +119,13 @@ class AnnotationCCodeWriter(CCodeWriter):
                </script>
            </head>
            <body class="cython">
-            <p>Generated by Cython {watermark}</p>
+            <p><span style="border-bottom: solid 1px grey;">Generated by Cython {watermark}</span></p>
-            ''').format(css=self._css(), js=self._js, watermark=Version.watermark)
+            <p>
+                <span style="background-color: #FFFF00">Yellow lines</span> hint at Python interaction.<br />
+                Click on a line that starts with a "<code>+</code>" to see the C code that Cython generated for it.
+            </p>
+            ''').format(css=self._css(), js=self._js, watermark=Version.watermark,
+                        filename=os.path.basename(source_filename) if source_filename else '')
        ]
        if c_file:
            outlist.append(u'<p>Raw output: <a href="%s">%s</a></p>\n' % (c_file, c_file))
@@ -127,7 +134,7 @@ class AnnotationCCodeWriter(CCodeWriter):
    def _save_annotation_footer(self):
        return (u'</body></html>\n',)
-    def _save_annotation(self, code, generated_code, c_file=None):
+    def _save_annotation(self, code, generated_code, c_file=None, source_filename=None):
        """
        lines : original cython source code split by lines
        generated_code : generated c code keyed by line number in original file
@@ -135,7 +142,7 @@ class AnnotationCCodeWriter(CCodeWriter):
        c_file : filename in which the c_code has been written
        """
        outlist = []
-        outlist.extend(self._save_annotation_header(c_file))
+        outlist.extend(self._save_annotation_header(c_file, source_filename))
        outlist.extend(self._save_annotation_body(code, generated_code))
        outlist.extend(self._save_annotation_footer())
        return ''.join(outlist)