1 files changed, 76 insertions, 0 deletions

diff --git a/github3/api.py b/github3/api.py
index 8d2361d..b8b7617 100644
--- a/github3/api.py
+++ b/github3/api.py
@@ -10,3 +10,79 @@ This module implements the GitHub3 API wrapper objects.
 
 """
 
+import urllib
+
+
+from .config import settings
+from .helpers import is_collection
+from .packages import omnijson as json
+
+
+class GithubCore(object):
+    """The main GitHub API Interface."""
+
+    def __init__(self):
+        self.username = None
+        self._auth = None
+
+
+    @staticmethod
+    def _resource_serialize(o):
+        """Returns JSON serialization of given object."""
+        return json.dumps(o)
+
+
+    @staticmethod
+    def _resource_deserialize(s):
+        """Returns dict deserialization of a given JSON string."""
+
+        try:
+            return json.loads(s)
+        except ValueError:
+            raise ResponseError('The API Response was not valid.')
+
+
+    def _generate_url(self, resource, params):
+        """Generates Readability API Resource URL."""
+
+        if is_collection(resource):
+            resource = map(str, resource)
+            resource = '/'.join(resource)
+
+        if params:
+            resource += '?%s' % (urllib.urlencode(params))
+
+        return settings.domain + '/' + resource
+
+
+class Github(GithubCore):
+    """The user-facing GitHub API Interface."""
+
+    def __init__(self):
+        super(Github, self).__init__()
+
+
+# ----------
+# Exceptions
+# ----------
+
+class APIError(Exception):
+    """There was an API Error."""
+
+class PermissionsError(APIError):
+    """You do not have proper permission."""
+
+class AuthenticationError(APIError):
+    """Authentication failed."""
+
+class ResponseError(APIError):
+    """The API Response was unexpected."""
+
+class MissingError(APIError):
+    """The Resource does not exist."""
+
+class BadRequestError(APIError):
+    """The request could not be understood due to bad syntax. Check your request and try again."""
+
+class ServerError(APIError):
+    """The server encountered an error and was unable to complete your request."""
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