Move common libs to libs/common

libs/common/stevedore/example2/fields.py

@@ -0,0 +1,36 @@
+import textwrap
+
+from stevedore.example import base
+
+
+class FieldList(base.FormatterBase):
+    """Format values as a reStructuredText field list.
+
+    For example::
+
+      : name1 : value
+      : name2 : value
+      : name3 : a long value
+          will be wrapped with
+          a hanging indent
+    """
+
+    def format(self, data):
+        """Format the data and return unicode text.
+
+        :param data: A dictionary with string keys and simple types as
+                     values.
+        :type data: dict(str:?)
+        """
+        for name, value in sorted(data.items()):
+            full_text = ': {name} : {value}'.format(
+                name=name,
+                value=value,
+            )
+            wrapped_text = textwrap.fill(
+                full_text,
+                initial_indent='',
+                subsequent_indent='    ',
+                width=self.max_width,
+            )
+            yield wrapped_text + '\n'