May 11, 2020 · May 10, 2020 · May 22, 2019 · May 10, 2020 · May 10, 2020
diff --git a/AUTHORS.md b/AUTHORS.md
 -   Luke Stratman ([@lstratman](https://github.com/lstratman))
 -   Konstantin Posudevskiy ([@konstantin-posudevskiy](https://github.com/konstantin-posudevskiy))
 -   Matthias Dittrich ([@matthid](https://github.com/matthid))
 -   Meinrad Recheis ([@henon](https://github.com/henon))
 -   Mohamed Koubaa ([@koubaa](https://github.com/koubaa))
 -   Patrick Stewart ([@patstew](https://github.com/patstew))
 -   Raphael Nestler ([@rnestler](https://github.com/rnestler))
diff --git a/CHANGELOG.md b/CHANGELOG.md
 -   Added support for Jetson Nano.
 -   Added support for __len__ for .NET classes that implement ICollection
 -   Added PythonException.Format method to format exceptions the same as traceback.format_exception
 -   Added Runtime.None to be able to pass None as parameter into Python from .NET
 -   Added PyObject.IsNone() to check if a Python object is None in .NET.

 ### Changed

diff --git a/src/runtime/pyobject.cs b/src/runtime/pyobject.cs
            return Runtime.PyObject_IsTrue(obj) != 0;
        }

        /// <summary>
        /// Return true if the object is None
        /// </summary>
        public bool IsNone() => CheckNone(this) == null;

        /// <summary>
        /// Dir Method
diff --git a/src/runtime/runtime.cs b/src/runtime/runtime.cs
        internal static IntPtr PyNone;
        internal static IntPtr Error;

        public static PyObject None
        {
            get
            {
                var none = Runtime.PyNone;
                Runtime.XIncref(none);
                return new PyObject(none);
            }
        }

        /// <summary>
        /// Check if any Python Exceptions occurred.
        /// If any exist throw new PythonException.
Original file line number	Diff line number	Diff line change
Expand Up		@@ -45,6 +45,7 @@
		- Luke Stratman ([@lstratman](https://github.com/lstratman))
		- Konstantin Posudevskiy ([@konstantin-posudevskiy](https://github.com/konstantin-posudevskiy))
		- Matthias Dittrich ([@matthid](https://github.com/matthid))
		- Meinrad Recheis ([@henon](https://github.com/henon))
		- Mohamed Koubaa ([@koubaa](https://github.com/koubaa))
		- Patrick Stewart ([@patstew](https://github.com/patstew))
		- Raphael Nestler ([@rnestler](https://github.com/rnestler))
Expand Down
Original file line number	Diff line number	Diff line change
Expand Up		@@ -14,6 +14,8 @@ This document follows the conventions laid out in [Keep a CHANGELOG][].
		- Added support for Jetson Nano.
		- Added support for __len__ for .NET classes that implement ICollection
		- Added PythonException.Format method to format exceptions the same as traceback.format_exception
		- Added Runtime.None to be able to pass None as parameter into Python from .NET
		- Added PyObject.IsNone() to check if a Python object is None in .NET.

		### Changed

Expand Down
Original file line number	Diff line number	Diff line change
Expand Up		@@ -979,6 +979,10 @@ public bool IsTrue()
		return Runtime.PyObject_IsTrue(obj) != 0;
		}

		/// <summary>
		/// Return true if the object is None
		/// </summary>
		public bool IsNone() => CheckNone(this) == null;

		/// <summary>
		/// Dir Method
Expand Down
Original file line number	Diff line number	Diff line change
Expand Up		@@ -473,6 +473,16 @@ private static void ResetPyMembers()
		internal static IntPtr PyNone;
		internal static IntPtr Error;

		public static PyObject None
		{
		get
		{
		var none = Runtime.PyNone;
		Runtime.XIncref(none);
		return new PyObject(none);
		}
		}

		/// <summary>
		/// Check if any Python Exceptions occurred.
		/// If any exist throw new PythonException.
Expand Down