trappy: rename to trappy

Change-Id: I7e0e34c9f5565e34629683bb29ab25cf5e737088

1 files changed, 85 insertions, 0 deletions

diff --git a/trappy/dynamic.py b/trappy/dynamic.py
new file mode 100644
index 0000000..e47a25d
--- /dev/null
+++ b/trappy/dynamic.py
@@ -0,0 +1,85 @@
+#    Copyright 2015-2015 ARM Limited
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+
+"""The idea is to create a wrapper class that
+returns a Type of a Class dynamically created based
+on the input parameters. Similar to a factory design
+pattern
+"""
+from trappy.base import Base
+import re
+from trappy.run import Run
+
+
+def default_init(self):
+    """Default Constructor for the
+       Dynamic MetaClass
+    """
+
+    super(type(self), self).__init__(
+        unique_word=self.unique_word,
+        parse_raw=self.parse_raw
+    )
+
+
+class DynamicTypeFactory(type):
+
+    """Override the type class to create
+       a dynamic type on the fly
+    """
+
+    def __new__(mcs, name, bases, dct):
+        """Override the new method"""
+        return type.__new__(mcs, name, bases, dct)
+
+    def __init__(cls, name, bases, dct):
+        """Override the constructor"""
+        super(DynamicTypeFactory, cls).__init__(name, bases, dct)
+
+
+def _get_name(name):
+    """Internal Method to Change camelcase to
+       underscores. CamelCase -> camel_case
+    """
+    return re.sub('(?!^)([A-Z]+)', r'_\1', name).lower()
+
+
+def register_dynamic(class_name, unique_word, scope="all",
+                     parse_raw=False):
+    """Create a Dynamic Type and register
+       it with the trappy Framework"""
+
+    dyn_class = DynamicTypeFactory(
+        class_name, (Base,), {
+            "__init__": default_init,
+            "unique_word": unique_word,
+            "name": _get_name(class_name),
+            "parse_raw" : parse_raw
+        }
+    )
+    Run.register_class(dyn_class, scope)
+    return dyn_class
+
+
+def register_class(cls):
+    """Register a new class implementation
+       Should be used when the class has
+       complex helper methods and does not
+       expect to use the default constructor
+    """
+
+    # Check the argspec of the class
+    Run.register_class(cls)