public static object __new__(CodeContext context, PythonType cls, string s, int radix) {
int start = 0;
if (radix == 16 || radix == 8 || radix == 2) {
start = s.Length - Int32Ops.TrimRadix(s, radix).Length;
}
if (cls == TypeCache.BigInteger) {
return ParseBigIntegerSign(s, radix, start);
} else {
BigInteger res = ParseBigIntegerSign(s, radix);
return cls.CreateInstance(context, res);
}
}
public static object __new__(CodeContext /*!*/ context, PythonType cls, object x)
{
object value = NewFloat(context, TypeCache.Double, x);
if (cls == TypeCache.Double)
{
return(value);
}
else
{
return(cls.CreateInstance(context, value));
}
}
public static object __new__(CodeContext context, PythonType cls, string s, int radix)
{
var value = LiteralParser.ParseBigIntegerSign(s, radix, Int32Ops.FindStart(s, radix));
if (cls == TypeCache.BigInteger)
{
return(value);
}
else
{
return(cls.CreateInstance(context, value));
}
}
public static object DefaultNew(CodeContext context, PythonType type\u00F8, params object[] args\u00F8)
{
if (type\u00F8 == null)
{
throw PythonOps.TypeError(
"__new__ expected type object, got {0}",
PythonOps.Repr(context, DynamicHelpers.GetPythonType(type\u00F8))
);
}
CheckNewArgs(context, null, args\u00F8, type\u00F8);
return(type\u00F8.CreateInstance(context));
}
public static object __new__(CodeContext /*!*/ context, PythonType cls, object x)
{
object value = null;
if (x is string)
{
value = ParseFloat((string)x);
}
else if (x is Extensible <string> )
{
if (!PythonTypeOps.TryInvokeUnaryOperator(context, x, "__float__", out value))
{
value = ParseFloat(((Extensible <string>)x).Value);
}
}
else if (x is char)
{
value = ParseFloat(ScriptingRuntimeHelpers.CharToString((char)x));
}
else if (x is Complex)
{
throw PythonOps.TypeError("can't convert complex to float; use abs(z)");
}
else
{
object d = PythonOps.CallWithContext(context, PythonOps.GetBoundAttr(context, x, "__float__"));
if (d is double)
{
value = d;
}
else if (d is Extensible <double> )
{
value = ((Extensible <double>)d).Value;
}
else
{
throw PythonOps.TypeError("__float__ returned non-float (type {0})", PythonTypeOps.GetName(d));
}
}
if (cls == TypeCache.Double)
{
return(value);
}
else
{
return(cls.CreateInstance(context, value));
}
}
public static object NonDefaultNewKW(CodeContext context, PythonType type\u00F8, [ParamDictionary] IDictionary <object, object> kwargs\u00F8, params object[] args\u00F8)
{
if (type\u00F8 == null)
{
throw PythonOps.TypeError("__new__ expected type object, got {0}", PythonOps.Repr(context, DynamicHelpers.GetPythonType(type\u00F8)));
}
if (args\u00F8 == null)
{
args\u00F8 = new object[1];
}
string [] names;
GetKeywordArgs(kwargs\u00F8, args\u00F8, out args\u00F8, out names);
return(type\u00F8.CreateInstance(context, args\u00F8, names));
}
public static object __new__(CodeContext context, PythonType cls, object @object, object callback)
{
if (callback == null)
{
return(__new__(context, cls, @object));
}
if (cls == DynamicHelpers.GetPythonTypeFromType(typeof(@ref)))
{
return(new @ref(context, @object, callback));
}
else
{
return(cls.CreateInstance(context, @object, callback));
}
}
public static object __new__(CodeContext context, PythonType cls, Extensible <double> o)
{
object value;
// always succeeds as float defines __int__
PythonTypeOps.TryInvokeUnaryOperator(context, o, "__int__", out value);
if (cls == TypeCache.Int32)
{
return((int)value);
}
else
{
return(cls.CreateInstance(context, value));
}
}
public static object __new__(CodeContext/*!*/ context, PythonType cls, IList<byte> s, int @base=10) {
object value;
IPythonObject po = s as IPythonObject;
if (po == null ||
!PythonTypeOps.TryInvokeUnaryOperator(DefaultContext.Default, po, "__long__", out value)) {
value = ParseBigIntegerSign(s.MakeString(), @base);
}
if (cls == TypeCache.BigInteger) {
return value;
} else {
// derived long creation...
return cls.CreateInstance(context, value);
}
}
private static array ArrayReconstructor(CodeContext context, [NotNull] PythonType cls, [NotNull] string typecode, int mformat_code, [NotNull] Bytes items)
{
if (typecode.Length != 1)
{
throw PythonOps.TypeError("expected character, got {0}", PythonTypeOps.GetName(typecode));
}
if (!typecodes.Contains(typecode))
{
throw PythonOps.ValueError("bad typecode (must be b, B, u, h, H, i, I, l, L, q, Q, f or d)");
}
var actualTypeCode = MachineFormatToTypeCode(mformat_code, out bool isBigEndian, out string?encoding);
var arrayType = DynamicHelpers.GetPythonTypeFromType(typeof(array));
if (!cls.IsSubclassOf(arrayType))
{
throw PythonOps.TypeError($"{cls} is not a subtype of array.array");
}
array res;
if (cls == arrayType)
{
res = new array(actualTypeCode);
}
else if (cls.CreateInstance(context, actualTypeCode) is array arr)
{
res = arr;
}
else
{
throw PythonOps.TypeError($"{cls} is not a subtype of array.array");
}
if (encoding == null)
{
res.frombytes(items);
if (isBigEndian)
{
res.byteswap();
}
}
else
{
res.fromunicode(context, StringOps.RawDecode(context, items, encoding, null));
}
return(res);
public static struct_time __new__(CodeContext context, PythonType cls, int year, int month, int day, int hour, int minute, int second, int dayOfWeek, int dayOfYear, int isDst)
{
if (cls == _StructTimeType)
{
return(new struct_time(year, month, day, hour, minute, second, dayOfWeek, dayOfYear, isDst));
}
else
{
struct_time st = cls.CreateInstance(context, year, month, day, hour, minute, second, dayOfWeek, dayOfYear, isDst) as struct_time;
if (st == null)
{
throw PythonOps.TypeError("{0} is not a subclass of time.struct_time", cls);
}
return(st);
}
}
public static FrozenSetCollection __new__(CodeContext /*!*/ context, [NotNull] PythonType cls, object?set)
{
if (cls == TypeCache.FrozenSet)
{
return(Make(set));
}
else
{
object res = cls.CreateInstance(context, set);
if (res is FrozenSetCollection fs)
{
return(fs);
}
throw PythonOps.TypeError("{0} is not a subclass of frozenset", res);
}
}
public static object __new__(CodeContext context, PythonType cls, object x)
{
object value = FastNew(context, x);
if (cls == TypeCache.Int32)
{
return(value);
}
else
{
ValidateType(cls);
// derived int creation...
return(cls.CreateInstance(context, value));
}
}
public static struct_time __new__(CodeContext context, PythonType cls, [NotNull] PythonTuple sequence)
{
if (sequence.__len__() != 9)
{
throw PythonOps.TypeError("time.struct_time() takes a 9-sequence ({0}-sequence given)", sequence.__len__());
}
if (cls == _StructTimeType)
{
return(new struct_time(sequence));
}
if (cls.CreateInstance(context, sequence) is struct_time st)
{
return(st);
}
throw PythonOps.TypeError("{0} is not a subclass of time.struct_time", cls);
}
public static object __new__(CodeContext /*!*/ context, PythonType cls, IList <byte> s)
{
if (cls == TypeCache.BigInteger)
{
object value;
IPythonObject po = s as IPythonObject;
if (po != null &&
PythonTypeOps.TryInvokeUnaryOperator(DefaultContext.Default, po, "__long__", out value))
{
return(value);
}
return(ParseBigIntegerSign(s.MakeString(), 10));
}
return(cls.CreateInstance(context, ParseBigIntegerSign(s.MakeString(), 10)));
}
/// <summary>
/// Implementation of our cast function. data is marshalled as a void*
/// so it ends up as an address. obj and type are marshalled as an object
/// so we need to unmarshal them.
/// </summary>
private static IntPtr Cast(IntPtr data, IntPtr obj, IntPtr type)
{
GCHandle objHandle = GCHandle.FromIntPtr(obj);
GCHandle typeHandle = GCHandle.FromIntPtr(type);
try {
CData cdata = objHandle.Target as CData;
PythonType pt = (PythonType)typeHandle.Target;
CData res = (CData)pt.CreateInstance(pt.Context.SharedContext);
if (IsPointer(pt))
{
res.MemHolder = new MemoryHolder(IntPtr.Size);
if (IsPointer(DynamicHelpers.GetPythonType(cdata)))
{
res.MemHolder.WriteIntPtr(0, cdata.MemHolder.ReadIntPtr(0));
}
else
{
res.MemHolder.WriteIntPtr(0, data);
}
if (cdata != null)
{
res.MemHolder.Objects = cdata.MemHolder.Objects;
res.MemHolder.AddObject(IdDispenser.GetId(cdata), cdata);
}
}
else
{
if (cdata != null)
{
res.MemHolder = new MemoryHolder(data, ((INativeType)pt).Size, cdata.MemHolder);
}
else
{
res.MemHolder = new MemoryHolder(data, ((INativeType)pt).Size);
}
}
return(GCHandle.ToIntPtr(GCHandle.Alloc(res)));
} finally {
typeHandle.Free();
objHandle.Free();
}
}
public static chain from_iterable(CodeContext /*!*/ context, PythonType cls, object iterables)
{
chain res;
if (cls == DynamicHelpers.GetPythonTypeFromType(typeof(chain)))
{
res = new chain();
res.InnerEnumerator = LazyYielder(iterables);
}
else
{
res = (chain)cls.CreateInstance(context);
res.InnerEnumerator = LazyYielder(iterables);
}
return(res);
}
public static object __new__(CodeContext /*!*/ context, PythonType cls, IList <byte> s)
{
if (cls == TypeCache.Int32)
{
object value;
IPythonObject po = s as IPythonObject;
if (po != null &&
PythonTypeOps.TryInvokeUnaryOperator(DefaultContext.Default, po, "__int__", out value))
{
return(value);
}
return(FastNew(context, s.MakeString()));
}
ValidateType(cls);
// derived int creation...
return(cls.CreateInstance(context, FastNew(context, s.MakeString())));
}
public static object __new__(CodeContext /*!*/ context, PythonType cls, object x)
{
if (cls != TypeCache.Single)
{
return(cls.CreateInstance(context, x));
}
if (x is string)
{
return(ParseFloat((string)x));
}
else if (x is Extensible <string> )
{
return(ParseFloat(((Extensible <string>)x).Value));
}
else if (x is char)
{
return(ParseFloat(ScriptingRuntimeHelpers.CharToString((char)x)));
}
double doubleVal;
if (Converter.TryConvertToDouble(x, out doubleVal))
{
return((float)doubleVal);
}
if (x is Complex)
{
throw PythonOps.TypeError("can't convert complex to Single; use abs(z)");
}
object d = PythonOps.CallWithContext(context, PythonOps.GetBoundAttr(context, x, "__float__"));
if (d is double)
{
return((float)(double)d);
}
throw PythonOps.TypeError("__float__ returned non-float (type %s)", DynamicHelpers.GetPythonType(d));
}
public static object __new__(CodeContext /*!*/ context, PythonType cls, IList <byte> s)
{
// First, check for subclasses of bytearray/bytes
object value;
IPythonObject po = s as IPythonObject;
if (po == null ||
!PythonTypeOps.TryInvokeUnaryOperator(DefaultContext.Default, po, "__float__", out value))
{
// If __float__oes not exist, just parse the string normally
value = ParseFloat(s.MakeString());
}
if (cls == TypeCache.Double)
{
return(value);
}
else
{
return(cls.CreateInstance(context, value));
}
}
public static object __new__(CodeContext /*!*/ context, PythonType cls, IList <byte> s)
{
if (cls != TypeCache.Single)
{
return(cls.CreateInstance(context, s));
}
object value;
IPythonObject po = s as IPythonObject;
if (po != null &&
PythonTypeOps.TryInvokeUnaryOperator(DefaultContext.Default, po, "__float__", out value))
{
if (value is double)
{
return((float)(double)value);
}
return(value);
}
return(ParseFloat(s.MakeString()));
}
public static object __new__(CodeContext context, PythonType cls, object?real, [Optional] object?imag)
{
// Fast-track for a single argument when type(arg) is complex and no subclasses are involved.
if (real is Complex && imag is Missing && cls == TypeCache.Complex)
{
return(real);
}
if (real is string s)
{
return(ParseComplex(s, imag));
}
if (real is Extensible <string> es)
{
return(ParseComplex(es.Value, imag));
}
if (imag is string || imag is Extensible <string> )
{
throw PythonOps.TypeError("complex() second arg can't be a string");
}
Complex real2;
bool real_is_entirely_real = false;
if (real is Complex z)
{
real2 = z;
}
else if (!TryInvokeComplex(context, real, out real2))
{
if (real is Extensible <Complex> ez)
{
real2 = ez.Value;
}
else if (DoubleOps.TryToFloat(context, real, out double res))
{
real2 = res;
real_is_entirely_real = true; // to preserve zero-sign of imag
}
else
{
throw PythonOps.TypeErrorForBadInstance("complex() first argument must be a string or a number, not '{0}'", real);
}
}
double real3, imag3;
if (imag is Missing)
{
real3 = real2.Real;
imag3 = real2.Imaginary;
}
else
{
Complex imag2;
if (imag is Complex z2)
{
imag2 = z2;
// surprisingly, no TryInvokeComplex here
}
else if (imag is Extensible <Complex> ez2)
{
imag2 = ez2.Value;
}
else if (DoubleOps.TryToFloat(context, imag, out double res))
{
imag2 = res;
}
else
{
throw PythonOps.TypeErrorForBadInstance("complex() second argument must be a number, not '{0}'", imag);
}
real3 = real2.Real - imag2.Imaginary;
imag3 = real_is_entirely_real ? imag2.Real : real2.Imaginary + imag2.Real;
}
if (cls == TypeCache.Complex)
{
return(new Complex(real3, imag3));
}
else
{
return(cls.CreateInstance(context, real3, imag3));
}
public static object __new__(CodeContext context, PythonType cls, [Optional] object?real, [Optional] object?imag)
{
if (real == null)
{
throw PythonOps.TypeError($"complex() first argument must be a string or a number, not '{PythonTypeOps.GetName(real)}'");
}
if (imag == null)
{
throw PythonOps.TypeError($"complex() second argument must be a number, not '{PythonTypeOps.GetName(real)}'");
}
Complex imag2;
if (imag is Missing)
{
imag2 = Complex.Zero;
}
else
{
if (real is string)
{
throw PythonOps.TypeError("complex() can't take second arg if first is a string");
}
if (imag is string)
{
throw PythonOps.TypeError("complex() second arg can't be a string");
}
if (!Converter.TryConvertToComplex(imag, out imag2))
{
throw PythonOps.TypeError($"complex() second argument must be a number, not '{PythonTypeOps.GetName(real)}'");
}
}
Complex real2;
if (real is Missing)
{
real2 = Complex.Zero;
}
else if (real is string)
{
real2 = LiteralParser.ParseComplex((string)real);
}
else if (real is Extensible <string> )
{
real2 = LiteralParser.ParseComplex(((Extensible <string>)real).Value);
}
else if (real is Complex)
{
if (imag is Missing && cls == TypeCache.Complex)
{
return(real);
}
else
{
real2 = (Complex)real;
}
}
else if (!Converter.TryConvertToComplex(real, out real2))
{
throw PythonOps.TypeError($"complex() first argument must be a string or a number, not '{PythonTypeOps.GetName(real)}'");
}
double real3 = real2.Real - imag2.Imaginary;
double imag3 = real2.Imaginary + imag2.Real;
if (cls == TypeCache.Complex)
{
return(new Complex(real3, imag3));
}
else
{
return(cls.CreateInstance(context, real3, imag3));
}
}
public static object __new__(
CodeContext context,
PythonType cls,
[DefaultParameterValue(null)] object real,
[DefaultParameterValue(null)] object imag
)
{
Complex real2, imag2;
real2 = imag2 = new Complex();
if (real == null && imag == null && cls == TypeCache.Complex)
{
throw PythonOps.TypeError("argument must be a string or a number");
}
if (imag != null)
{
if (real is string)
{
throw PythonOps.TypeError("complex() can't take second arg if first is a string");
}
if (imag is string)
{
throw PythonOps.TypeError("complex() second arg can't be a string");
}
imag2 = Converter.ConvertToComplex(imag);
}
if (real != null)
{
if (real is string)
{
real2 = LiteralParser.ParseComplex((string)real);
}
else if (real is Extensible <string> )
{
real2 = LiteralParser.ParseComplex(((Extensible <string>)real).Value);
}
else if (real is Complex)
{
if (imag == null && cls == TypeCache.Complex)
{
return(real);
}
else
{
real2 = (Complex)real;
}
}
else
{
real2 = Converter.ConvertToComplex(real);
}
}
double real3 = real2.Real - imag2.Imaginary();
double imag3 = real2.Imaginary() + imag2.Real;
if (cls == TypeCache.Complex)
{
return(new Complex(real3, imag3));
}
else
{
return(cls.CreateInstance(context, real3, imag3));
}
}
public static timedelta __new__(CodeContext context, PythonType cls,
[DefaultParameterValue(0D)] double days,
[DefaultParameterValue(0D)] double seconds,
[DefaultParameterValue(0D)] double microseconds,
[DefaultParameterValue(0D)] double milliseconds,
[DefaultParameterValue(0D)] double minutes,
[DefaultParameterValue(0D)] double hours,
[DefaultParameterValue(0D)] double weeks)
{
if (cls == DynamicHelpers.GetPythonTypeFromType(typeof(timedelta))) {
return new timedelta(days, seconds, microseconds, milliseconds, minutes, hours, weeks);
} else {
timedelta delta = cls.CreateInstance(context, days, seconds, microseconds, milliseconds, minutes, hours, weeks) as timedelta;
if (delta == null) throw PythonOps.TypeError("{0} is not a subclass of datetime.timedelta", cls);
return delta;
}
}
/// <summary>
/// Returns a pointer instance for the given CData
/// </summary>
public static Pointer pointer(CodeContext /*!*/ context, CData data)
{
PythonType ptrType = POINTER(context, DynamicHelpers.GetPythonType(data));
return((Pointer)ptrType.CreateInstance(context, data));
}
public static object CreateCFunction(IntPtr address, PythonType type)
{
return(type.CreateInstance(type.Context.SharedContext, address));
}
