Accelerate YAML operations with LibYAML

Patch PyYAML (via the pylibyaml library) to automatically enable the
LibYAML parser and emitter, which are faster than the Python versions.

https://pypi.org/project/pylibyaml/

Change-Id: Ic3f7ba1ce6c4db1a4bc18fe1aef8e0675f7cd69e

src/bin/shipyard_airflow/requirements.txt

@@ -29,6 +29,7 @@ oslo.config==6.4.0
 oslo.policy==1.38.1
 PasteDeploy==1.5.2
 psycopg2-binary==2.8.4
+pylibyaml~=0.1
 python-dateutil==2.7.3
 python-memcached==1.59
 requests==2.20.0

src/bin/shipyard_airflow/shipyard_airflow/__init__.py

@@ -0,0 +1 @@
+import pylibyaml  # noqa: F401  # patch pyyaml to use libyaml bindings

src/bin/shipyard_airflow/tests/__init__.py

@@ -0,0 +1 @@
+import pylibyaml  # noqa: F401  # patch pyyaml to use libyaml bindings

src/bin/shipyard_client/requirements.txt

@@ -20,4 +20,5 @@ click-default-group==1.2
 keystoneauth1==3.11.1
 requests==2.20.0
 PTable==0.9.2
+pylibyaml==0.1.0
 pyyaml==5.1

src/bin/shipyard_client/shipyard_client/__init__.py

@@ -0,0 +1 @@
+import pylibyaml  # noqa: F401  # patch pyyaml to use libyaml bindings

src/bin/shipyard_client/tests/__init__.py

@@ -0,0 +1 @@
+import pylibyaml  # noqa: F401  # patch pyyaml to use libyaml bindings