docs: fix typo in import (#651)
`service_acccount` -> `service_account`.
Closes #650
diff --git a/google/auth/impersonated_credentials.py b/google/auth/impersonated_credentials.py
index d2c5ded..d96c05b 100644
--- a/google/auth/impersonated_credentials.py
+++ b/google/auth/impersonated_credentials.py
@@ -148,7 +148,7 @@
Initialize a source credential which does not have access to
list bucket::
- from google.oauth2 import service_acccount
+ from google.oauth2 import service_account
target_scopes = [
'https://www.googleapis.com/auth/devstorage.read_only']