Remove use of future

Future is calling installation endless recursion. We are only
using it for an html.escape method, so we make our own and get
rid of future.

Related-Bug: #6

2 files changed, 26 insertions, 1 deletions

diff --git a/paste/util/html.py b/paste/util/html.py
new file mode 100644
index 0000000..b0e2ab3
--- /dev/null
+++ b/paste/util/html.py
@@ -0,0 +1,24 @@
+# Licensed under the MIT license: http://www.opensource.org/licenses/mit-license.php
+
+"""Provide an html.escape method that is python method safe."""
+
+import six
+
+if six.PY3:
+    from html import escape
+else:
+    # This is a copy from Python3.
+    def escape(s, quote=True):
+        """
+        Replace special characters "&", "<" and ">" to HTML-safe sequences.  If
+        the optional flag quote is true (the default), the quotation mark
+        characters, both double quote (") and single quote (') characters are
+        also translated.
+        """
+        s = s.replace("&", "&amp;") # Must be done first!
+        s = s.replace("<", "&lt;")
+        s = s.replace(">", "&gt;")
+        if quote:
+            s = s.replace('"', "&quot;")
+            s = s.replace('\'', "&#x27;")
+        return s
diff --git a/paste/util/quoting.py b/paste/util/quoting.py
index c1f635f..58ea308 100644
--- a/paste/util/quoting.py
+++ b/paste/util/quoting.py
@@ -1,12 +1,13 @@
 # (c) 2005 Ian Bicking and contributors; written for Paste (http://pythonpaste.org)
 # Licensed under the MIT license: http://www.opensource.org/licenses/mit-license.php
 
-import html
 import six
 import re
 from six.moves import html_entities
 from six.moves.urllib.parse import quote, unquote
 
+from paste.util import html
+
 
 __all__ = ['html_quote', 'html_unquote', 'url_quote', 'url_unquote',
            'strip_html']