Ticket #3957: trac_3957.patch

a/sage/server/notebook/cell.py

@@ -608 +608 @@
-            False
-        """
-        return cmp(self.id(), right.id())
-
-    def __del__(self):
-        try:
-            dir = self._directory_name()
-        except AttributeError:
-            return
-        if os.path.exists(dir):
-            shutil.rmtree(dir, ignore_errors=True)
-
-    def __repr__(self):
-        """
@@ -1572 +1564 @@
-        D = os.listdir(dir)
-        return D
-
+    def delete_files(self):
+        """
+        Deletes all of the files associated with this cell.
+
+        EXAMPLES:
+            sage: nb = sage.server.notebook.notebook.Notebook(tmp_dir())
+            sage: nb.add_user('sage','sage','sage@sagemath.org',force=True)
+            sage: W = nb.create_new_worksheet('Test', 'sage')
+            sage: C = sage.server.notebook.cell.Cell(0, 'plot(sin(x),0,5)', '', W)
+            sage: C.evaluate()
+            sage: W.check_comp(wait=9999)
+            ('d', Cell 0; in=plot(sin(x),0,5), out=
+            <BLANKLINE>
+            )
+            sage: C.files()
+            ['sage0.png']
+            sage: C.delete_files()
+            sage: C.files()
+            []
+            
+        """
+        try:
+            dir = self._directory_name()
+        except AttributeError:
+            return
+        if os.path.exists(dir):
+            shutil.rmtree(dir, ignore_errors=True)
+
+
+
-    def files_html(self, out):
-        D = self.files()
-        D.sort()