added pure to YAML0.15.18

5 files changed, 20 insertions, 5 deletions

diff --git a/CHANGES b/CHANGES
index a0f3f3d..6c0dd0c 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,10 @@
+[0, 15, 18]: 2017-07-04
+  - missing ``pure`` attribute on ``YAML`` useful for implementing `!include` tag
+    constructor for `including YAML files in a YAML file
+    <https://stackoverflow.com/a/44913652/1307905>`_
+  - some documentation improvements
+  - trigger of doc build on new revision
+
 [0, 15, 17]: 2017-07-03
   - support for Unicode supplementary Plane **output** with allow_unicode
     (input was already supported, triggered by
diff --git a/README.rst b/README.rst
index 174f8f0..fcccc2d 100644
--- a/README.rst
+++ b/README.rst
@@ -32,6 +32,13 @@ ChangeLog
 
 .. should insert NEXT: at the beginning of line for next key
 
+0.15.18 (2017-07-04):
+  - missing ``pure`` attribute on ``YAML`` useful for implementing `!include` tag
+    constructor for `including YAML files in a YAML file
+    <https://stackoverflow.com/a/44913652/1307905>`_
+  - some documentation improvements
+  - trigger of doc build on new revision
+
 0.15.17 (2017-07-03):
   - support for Unicode supplementary Plane **output**
     (input was already supported, triggered by
diff --git a/__init__.py b/__init__.py
index 916f7c3..a40d008 100644
--- a/__init__.py
+++ b/__init__.py
@@ -7,8 +7,8 @@ if False:  # MYPY
 
 _package_data = dict(
     full_package_name='ruamel.yaml',
-    version_info=(0, 15, 18, 'dev'),
-    __version__='0.15.18.dev',
+    version_info=(0, 15, 18),
+    __version__='0.15.18',
     author='Anthon van der Neut',
     author_email='a.van.der.neut@ruamel.eu',
     description='ruamel.yaml is a YAML parser/emitter that supports roundtrip preservation of comments, seq/map flow style, and map key order',  # NOQA
@@ -51,6 +51,7 @@ _package_data = dict(
         deps='ruamel.std.pathlib',
         fl8excl='_test/lib',
     ),
+    rtfd=47359,
 )  # type: Dict[Any, Any]
 
 
diff --git a/_doc/api.rst b/_doc/api.rst
index 9c97dd9..f6ff28c 100644
--- a/_doc/api.rst
+++ b/_doc/api.rst
@@ -100,7 +100,7 @@ Dumping
 Controls
 ++++++++
 
-On your `YAML()` instance you can set attributes e.g with::
+On your ``YAML()`` instance you can set attributes e.g with::
 
   yaml = YAML(typ='safe', pure=True)
   yaml.allow_unicode = False
@@ -108,7 +108,7 @@ On your `YAML()` instance you can set attributes e.g with::
 available attributes include:
 
 ``unicode_supplementary``
-   Defaults to ``True`` if Unicode chars larger than 2 bytes. Set to ``False`` to
+   Defaults to ``True`` if Python's Unicode size is larger than 2 bytes. Set to ``False`` to
    enforce output of the form ``\U0001f601`` (ignored if ``allow_unicode`` is ``False``)
 
 Transparent usage of new and old API
diff --git a/main.py b/main.py
index 1c5ec70..b0f847b 100644
--- a/main.py
+++ b/main.py
@@ -60,6 +60,7 @@ class YAML(object):
                             "one was given ({!r})".format(self.__class__.__name__, _kw))
 
         self.typ = 'rt' if typ is None else typ
+        self.pure = pure
         self.plug_ins = []  # type: List[Any]
         for pu in ([] if plug_ins is None else plug_ins) + self.official_plug_ins():
             file_name = pu.replace('/', '.')
@@ -340,7 +341,6 @@ class YAML(object):
         # type: (Any, StreamType, Any, Any) -> Any
         """
         Serialize a sequence of Python objects into a YAML stream.
-        If stream is None, return the produced string instead.
         """
         if not hasattr(stream, 'write') and hasattr(stream, 'open'):
             # pathlib.Path() instance