Fix imports to new environment

Absolute imports as PEP8 tells

1 files changed, 87 insertions, 0 deletions

diff --git a/pygithub3/core/resources/__init__.py b/pygithub3/core/resources/__init__.py
new file mode 100644
index 0000000..bca9607
--- /dev/null
+++ b/pygithub3/core/resources/__init__.py
@@ -0,0 +1,87 @@
+#!/usr/bin/env python
+# -*- encoding: utf-8 -*-
+
+import re
+
+ABS_IMPORT_PREFIX = 'pygithub3.core.resources'
+
+
+class UriNotFound(Exception):
+    pass
+
+
+class UriInvalid(Exception):
+    pass
+
+
+class Resource(object):
+    """ """
+
+    def __init__(self, args):
+        """ """
+        self.args = args
+        self.validate()
+        self.uri = self.set_uri()
+
+    def validate(self, args):
+        raise NotImplementedError
+
+    def set_uri(self):
+        raise NotImplementedError
+
+    def get_uri(self):
+        return str(self.uri).strip('/')
+
+    def get_model(self):
+        return getattr(self, 'model', '')
+
+    def __getattr__(self, name):
+        return self.args.get(name)
+
+    def __str__(self):
+        return self.get_uri()
+
+
+class Factory(object):
+    """ """
+
+    import_pattern = re.compile(r'^(\w+\.)+\w+$')
+
+    def __init__(self, **kwargs):
+        self.args = kwargs
+
+    def __validate(func):
+        """ """
+
+        def wrapper(self, resource_path):
+            if not Factory.import_pattern.match(resource_path):
+                raise UriInvalid("'%s' isn't valid form" % resource_path)
+            return func(self, resource_path.lower())
+        return wrapper
+
+    def __dispatch(func):
+        """ """
+
+        from importlib import import_module
+
+        def wrapper(self, resource_path):
+            module_chunk, s, uri_chunk = resource_path.rpartition('.')
+            try:
+                #  TODO: CamelCase and under_score support, now only Class Name
+                module = import_module('%s.%s'
+                                        % (ABS_IMPORT_PREFIX, module_chunk))
+                uri = getattr(module, uri_chunk.capitalize())
+            except ImportError:
+                raise UriNotFound("'%s' module does not exists" % module_chunk)
+            except AttributeError:
+                raise UriNotFound("'%s' uri doesn't exists into '%s' module"
+                                 % (uri_chunk.capitalize(), module_chunk))
+            return func(self, uri)
+        return wrapper
+
+    @__validate
+    @__dispatch
+    def __call__(self, resource_class=''):
+        resource = resource_class(self.args)
+        assert isinstance(resource, Resource)
+        return resource