1 files changed, 41 insertions, 0 deletions
diff --git a/pygithub3/core/errors.py b/pygithub3/core/errors.py
new file mode 100644
index 0000000..0d58c16
--- /dev/null
+++ b/pygithub3/core/errors.py
@@ -0,0 +1,41 @@
+#!/usr/bin/env python
+# -*- encoding: utf-8 -*-
+
+import json
+
+
+class BadRequest(Exception):
+    pass
+
+
+class UnprocessableEntity(Exception):
+    pass
+
+
+class GithubError(object):
+    """ Handler for API errors """
+
+    def __init__(self, response):
+        self.response = response
+        self.status_code = response.status_code
+        try:
+            self.debug = json.loads(response.content)
+        except (ValueError, TypeError):
+            self.debug = {'message': response.content}
+
+    def error_400(self):
+        return BadRequest("400 - %s" % self.debug.get('message'))
+
+    def error_422(self):
+        errors = self.debug.get('errors')
+        if errors:
+            errors = ['{resource}: {code} => {field}'.format(**error)
+                      for error in errors]
+        return UnprocessableEntity(
+            '422 - %s %s' % (self.debug.get('message'), errors))
+
+    def process(self):
+        raise_error = getattr(self, 'error_%s' % self.status_code, False)
+        if raise_error:
+            raise raise_error()
+        self.response.raise_for_status()