reupload

env/lib/python3.6/site-packages/twitter/auth.py

@@ -0,0 +1,62 @@
+try:
+    import urllib.parse as urllib_parse
+    from base64 import encodebytes
+except ImportError:
+    import urllib as urllib_parse
+    from base64 import encodestring as encodebytes
+
+
+class Auth(object):
+    """
+    ABC for Authenticator objects.
+    """
+
+    def encode_params(self, base_url, method, params):
+        """Encodes parameters for a request suitable for including in a URL
+        or POST body.  This method may also add new params to the request
+        if required by the authentication scheme in use."""
+        raise NotImplementedError()
+
+    def generate_headers(self):
+        """Generates headers which should be added to the request if required
+        by the authentication scheme in use."""
+        raise NotImplementedError()
+
+
+class UserPassAuth(Auth):
+    """
+    Basic auth authentication using email/username and
+    password. Deprecated.
+    """
+    def __init__(self, username, password):
+        self.username = username
+        self.password = password
+
+    def encode_params(self, base_url, method, params):
+        # We could consider automatically converting unicode to utf8 strings
+        # before encoding...
+        return urllib_parse.urlencode(params)
+
+    def generate_headers(self):
+        return {b"Authorization": b"Basic " + encodebytes(
+                ("%s:%s" %(self.username, self.password))
+                .encode('utf8')).strip(b'\n')
+                }
+
+
+class NoAuth(Auth):
+    """
+    No authentication authenticator.
+    """
+    def __init__(self):
+        pass
+
+    def encode_params(self, base_url, method, params):
+        return urllib_parse.urlencode(params)
+
+    def generate_headers(self):
+        return {}
+
+
+class MissingCredentialsError(Exception):
+    pass