CI, use older protobuf for older TF

Fix #1209
rwth-i6 · Nov 10, 2022 · ce50f04 · ce50f04
1 parent bb435db
commit ce50f04
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
@@ -285,6 +285,9 @@ jobs:
             # Older TF needs older NumPy version.
             # https://github.com/rwth-i6/returnn/pull/1160#issuecomment-1284537803
             pip install --user numpy==1.19.5
+            # Older TF needs also older protobuf version.
+            # https://github.com/rwth-i6/returnn/issues/1209
+            pip install --user protobuf==3.20.1
           fi
         fi
         pip install --user -r requirements.txt | cat