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Copy pathpyansistring.cs
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82 lines (69 loc) · 2.32 KB
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// ==========================================================================
// This is a user contribution to the pythondotnet project.
// THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
// WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
// FOR A PARTICULAR PURPOSE.
// ==========================================================================
using System;
namespace Python.Runtime {
public class PyAnsiString : PySequence
{
/// <summary>
/// PyAnsiString Constructor
/// </summary>
///
/// <remarks>
/// Creates a new PyAnsiString from an existing object reference. Note
/// that the instance assumes ownership of the object reference.
/// The object reference is not checked for type-correctness.
/// </remarks>
public PyAnsiString(IntPtr ptr) : base(ptr) { }
/// <summary>
/// PyString Constructor
/// </summary>
///
/// <remarks>
/// Copy constructor - obtain a PyAnsiString from a generic PyObject.
/// An ArgumentException will be thrown if the given object is not
/// a Python string object.
/// </remarks>
public PyAnsiString(PyObject o)
: base()
{
if (!IsStringType(o))
{
throw new ArgumentException("object is not a string");
}
Runtime.Incref(o.obj);
obj = o.obj;
}
/// <summary>
/// PyAnsiString Constructor
/// </summary>
///
/// <remarks>
/// Creates a Python string from a managed string.
/// </remarks>
public PyAnsiString(string s)
: base()
{
obj = Runtime.PyString_FromStringAndSize(s, s.Length);
if (obj == IntPtr.Zero)
{
throw new PythonException();
}
}
/// <summary>
/// IsStringType Method
/// </summary>
///
/// <remarks>
/// Returns true if the given object is a Python string.
/// </remarks>
public static bool IsStringType(PyObject value)
{
return Runtime.PyString_Check(value.obj);
}
}
}