Prepare for struct2tensor 0.0.1 release.

PiperOrigin-RevId: 304227849

Author: andylou2

RELEASE.md

@@ -0,0 +1,30 @@
+# `struct2tensor` release notes
+
+## Current Version(Still in Development)
+
+### Major Features and Improvements
+
+### Bug Fixes and Other Changes
+
+### Breaking Changes
+
+### Deprecations
+
+## Release 0.21.0
+
+### Major Features and Improvements
+
+*   Parquet dataset that can apply expressions to a parquet schema, allowing for
+    reading data from IO to tensors directly.
+
+### Bug Fixes and Other Changes
+
+*   Now requires tensorflow>=2.1.0,<2.2.
+
+### Breaking Changes
+
+### Deprecations
+
+## Release 0.0.1dev6
+
+*   Initial release of struct2tensor.

setup.py

@@ -58,9 +58,9 @@ def has_ext_modules(self):
     # Contained modules and scripts.
     packages=find_packages(),
     install_requires=[
-        'protobuf>=3.8.0',
-        'tensorflow>=1.15,<3',
-        'tensorflow_metadata>=0.13.0',
+        'protobuf>=3.8.0,<4',
+        'tensorflow>=2.1.0,<2.2',
+        'tensorflow_metadata>=0.21,<0.22',
         'pyarrow>=0.15,<1',
     ],
     # Add in any packaged data.

struct2tensor/version.py

@@ -15,4 +15,4 @@
 """Contains the version string of struct2tensor."""
 
 # Note that setup.py uses this version.
-__version__ = '0.0.1.dev6'
+__version__ = '0.21.0'