Python 2.7 doesn't have indent

buildtools/config.py

@@ -968,3 +968,15 @@ def updateLicenseFiles(cfg):
             text += f.read() + '\n\n'
     with open('LICENSE.txt', 'w') as f:
         f.write(text)
+
+try:
+    from textwrap import indent
+except ImportError:
+    def indent(text, prefix, predicate=None):
+        if predicate is None:
+            def predicate(line):
+                return line.strip()
+        def prefixed_lines():
+            for line in text.splitlines(True):
+                yield (prefix + line if predicate(line) else line)
+        return ''.join(prefixed_lines())