/// Get a member of this module by name.
public PyObj GetMember(string attrName)
{
PyObj result;
unsafe
{
var rawDict = CPython.PyModule_GetDict(obj);
if (rawDict == null)
{
throw new NullReferenceException("Failed to get dict from module.");
}
var rawString = CPython.PyUnicode_FromString(attrName);
if (rawString == null)
{
throw new NullReferenceException("Failed to create PyObject from string.");
}
var rawResult = CPython.PyDict_GetItem(rawDict, rawString);
if (rawResult == null)
{
throw new NullReferenceException("Failed to get item by key.");
}
result = new PyObj(rawResult);
}
return(result);
}
/// Double float representation of this PyObject.
public double ToDouble()
{
double result;
unsafe { result = CPython.PyFloat_AsDouble(obj); }
return(result);
}
/// Long integer representation of this PyObject.
public long ToLong()
{
long result;
unsafe { result = CPython.PyLong_AsLong(obj); }
return(result);
}
/// If this Python object is iterable, get the iterator.
public PyIter GetIter()
{
PyIter result;
unsafe
{
var rawResult = CPython.PyObject_GetIter(obj);
if (rawResult == null)
{
throw new NullReferenceException("Failed iterate over PyObject.");
}
result = new PyIter(rawResult);
}
return(result);
}
/// If this Python object supports [] indexing, get an item by its key.
public PyObj GetItem(PyObj key)
{
PyObj result;
unsafe
{
var rawResult = CPython.PyObject_GetItem(obj, key.obj);
if (rawResult == null)
{
throw new NullReferenceException("Failed to get item by key.");
}
result = new PyObj(rawResult);
}
return(result);
}
/// Call this Python object with the given arguments.
public PyObj CallObject(PyObj args)
{
PyObj result;
unsafe
{
var rawResult = CPython.PyObject_CallObject(obj, args.obj);
if (rawResult == null)
{
throw new NullReferenceException("Calling PyObject returned null.");
}
result = new PyObj(rawResult);
}
return(result);
}
/// Create a PyObject from a long integer.
public static PyObj FromLong(long value)
{
PyObj result;
unsafe
{
var rawResult = CPython.PyLong_FromLong(value);
if (rawResult == null)
{
throw new NullReferenceException("Failed to create PyObject from long.");
}
result = new PyObj(rawResult);
}
return(result);
}
/// Create a PyObject from a double.
public static PyObj FromDouble(double value)
{
PyObj result;
unsafe
{
var rawResult = CPython.PyFloat_FromDouble(value);
if (rawResult == null)
{
throw new NullReferenceException("Failed to create PyObject from double.");
}
result = new PyObj(rawResult);
}
return(result);
}
/// String representation of this PyObject.
public override string ToString()
{
string str;
unsafe
{
var asStr = CPython.PyObject_Str(obj);
if (asStr == null)
{
throw new NullReferenceException("Failed to convert PyObject to string.");
}
str = CPython.PyUnicode_AsWideCharString(asStr, IntPtr.Zero);
}
return(str);
}
/// Create a PyObject from a string.
public static PyStr FromString(string value)
{
PyStr result;
unsafe
{
var rawResult = CPython.PyUnicode_FromString(value);
if (rawResult == null)
{
throw new NullReferenceException("Failed to create PyObject from string.");
}
result = new PyStr(rawResult);
}
return(result);
}
public PyObj Next()
{
PyObj result;
unsafe
{
var rawResult = CPython.PyIter_Next(obj);
if (rawResult == null)
{
throw new NullReferenceException("PyIter refused to yield an item.");
}
result = new PyObj(rawResult);
}
return(result);
}
/// Get an attribute from this PyObject by string name.
public PyObj GetAttrString(string attrName)
{
PyObj result;
unsafe
{
var rawResult = CPython.PyObject_GetAttrString(obj, attrName);
if (rawResult == null)
{
throw new NullReferenceException(
string.Format("Failed to get attribute `{0}` from PyObject.", attrName));
}
result = new PyObj(rawResult);
}
return(result);
}
internal unsafe PyStr(CPython.PyObject* obj)
: base(obj)
{
}
/// These should only be constructed by APIs in this assembly.
unsafe internal PyObj(CPython.PyObject *obj)
{
CPython.Py_IncRef(obj);
this.obj = obj;
}
/// These should only be constructed by APIs in this assembly.
internal unsafe PyObj(CPython.PyObject* obj)
{
CPython.Py_IncRef(obj);
this.obj = obj;
}
internal unsafe PyModule(CPython.PyObject* obj)
: base(obj)
{
}
