Flake8 clean

anymail/backends/base.py

@@ -282,7 +282,7 @@ class BasePayload(object):
 
     def validate_not_bare_string(self, attr, value):
         """EmailMessage to, cc, bcc, and reply_to are specced to be lists of strings.
-        
+
         This catches the common error where a single string is used instead.
         (See also checks in EmailMessage.__init__.)
         """

anymail/backends/mandrill.py

@@ -214,7 +214,7 @@ class MandrillPayload(RequestsPayload):
                         {'rcpt': rcpt, 'values': recipient_metadata[rcpt]}
                         for rcpt in sorted(recipient_metadata.keys())]
             # Merge esp_extra with payload data: shallow merge within ['message'] and top-level keys
-            self.data.update({k:v for k,v in esp_extra.items() if k != 'message'})
+            self.data.update({k: v for k, v in esp_extra.items() if k != 'message'})
             try:
                 self.data['message'].update(esp_extra['message'])
             except KeyError:
@@ -311,4 +311,5 @@ class MandrillPayload(RequestsPayload):
         setter.__name__ = setter_name
         return setter
 
+
 MandrillPayload.define_message_attr_setters()

anymail/backends/sendgrid.py

@@ -344,4 +344,3 @@ class SendGridPayload(RequestsPayload):
                 "or use 'anymail.backends.sendgrid_v2.EmailBackend' for the old API."
             )
         update_deep(self.data, extra)
-