Upgrade version number, update documentation (#672)

README.md

@@ -25,7 +25,7 @@ Or you can install from the source with the latest changes.
 pip install git+https://github.com/onnx/sklearn-onnx.git
 ```
 
-If you install *sklearn-onnx* from its source code, you must set the environment variable `ONNX_ML=1` before installing the onnx package.
+If you install *onnx* from its source code, you must set the environment variable `ONNX_ML=1` before installing the onnx package.
 
 ## Contribute
 We welcome contributions in the form of feedback, ideas, or code.

requirements.txt

@@ -4,4 +4,4 @@ scipy>=1.0
 protobuf
 onnx>=1.2.1
 scikit-learn>=0.19
-onnxconverter-common>=1.6.1,<1.9
+onnxconverter-common>=1.6.1

setup.py

@@ -49,8 +49,8 @@
         'Operating System :: MacOS :: MacOS X',
         'Operating System :: Microsoft :: Windows',
         'Programming Language :: Python',
-        'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
         'License :: OSI Approved :: Apache Software License'],
 )

skl2onnx/__init__.py

@@ -1,10 +1,9 @@
 # SPDX-License-Identifier: Apache-2.0
 
-
 """
 Main entry point to the converter from the *scikit-learn* to *onnx*.
 """
-__version__ = "1.9.dev"
+__version__ = "1.9"
 __author__ = "Microsoft"
 __producer__ = "skl2onnx"
 __producer_version__ = __version__

skl2onnx/common/_container.py

@@ -386,6 +386,9 @@ def add_initializer(self, name, onnx_type, shape, content):
         else:
             if any(d is None for d in shape):
                 raise ValueError('Shape of initializer cannot contain None.')
+            if (hasattr(content, 'dtype') and
+                    content.dtype in (bool, np.bool_)):
+                content = content.astype(np.int32)
             try:
                 tensor = make_tensor(name, onnx_type, shape, content)
             except TypeError as e: