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* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

* test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

* # This is a combination of 3 commits.
# The first commit's message is:
# This is a combination of 2 commits.
# The first commit's message is:

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

test hook

# This is the 2nd commit message:

test hook

# This is the 2nd commit message:

test hook

# This is the 3rd commit message:

test hook

* fix format

* fix format

* ignore doc dir

* fix regex

* fix jenkins error

* exclude another dir

* formatting test_array

* fix version of yapf

* test hook

* formatting

* reinclude dirs