- main problem in moving stuff from yaml/py to yaml was that

  parser.py clashes with built-in parser module (CPython, C-module)
  which is inlucded from pkg_resources/__init__.py
- no C compile yet

1 files changed, 106 insertions, 0 deletions

diff --git a/compat.py b/compat.py
new file mode 100644
index 0000000..dc0c51c
--- /dev/null
+++ b/compat.py
@@ -0,0 +1,106 @@
+
+from __future__ import print_function
+
+# partially from package six by Benjamin Peterson
+
+import sys
+import os
+import types
+
+try:
+    from ruamel.ordereddict import ordereddict
+except:
+    try:
+        from collections import OrderedDict
+    except ImportError:
+        from orderddict import OrderedDict
+    # to get the right name import ... as ordereddict doesn't do that
+
+    class ordereddict(OrderedDict):
+        pass
+
+PY2 = sys.version_info[0] == 2
+PY3 = sys.version_info[0] == 3
+
+if PY3:
+    def utf8(s):
+        return s
+
+    def to_str(s):
+        return s
+
+    def to_unicode(s):
+        return s
+
+else:
+    def utf8(s):
+        return s.encode('utf-8')
+
+    def to_str(s):
+        return str(s)
+
+    def to_unicode(s):
+        return unicode(s)
+
+if PY3:
+    string_types = str,
+    integer_types = int,
+    class_types = type,
+    text_type = str
+    binary_type = bytes
+
+    MAXSIZE = sys.maxsize
+    unichr = chr
+    import io
+    StringIO = io.StringIO
+    BytesIO = io.BytesIO
+
+else:
+    string_types = basestring,
+    integer_types = (int, long)
+    class_types = (type, types.ClassType)
+    text_type = unicode
+    binary_type = str
+
+    unichr = unichr  # to allow importing
+    import StringIO
+    StringIO = StringIO.StringIO
+    import cStringIO
+    BytesIO = cStringIO.StringIO
+
+if PY3:
+    builtins_module = 'builtins'
+else:
+    builtins_module = '__builtin__'
+
+
+def with_metaclass(meta, *bases):
+    """Create a base class with a metaclass."""
+    return meta("NewBase", bases, {})
+
+DBG_TOKEN = 1
+DBG_EVENT = 2
+DBG_NODE = 4
+
+
+_debug = None
+
+
+# used from yaml util when testing
+def dbg(val=None):
+    global _debug
+    if _debug is None:
+        # set to true or false
+        _debug = os.environ.get('YAMLDEBUG')
+        if _debug is None:
+            _debug = 0
+        else:
+            _debug = int(_debug)
+    if val is None:
+        return _debug
+    return _debug & val
+
+
+def nprint(*args, **kw):
+    if dbg:
+        print(*args, **kw)