public PythonArray InPlaceAdd(PythonArray other) {
if (typecode != other.typecode) throw PythonOps.TypeError("cannot add different typecodes");
if (other._data.Length != 0) {
extend(other);
}
return this;
}
public static PythonArray operator +(PythonArray self, PythonArray other) {
if (self.typecode != other.typecode) throw PythonOps.TypeError("cannot add different typecodes");
PythonArray res = new PythonArray(self.typecode, Type.Missing);
foreach (object o in self) {
res.append(o);
}
foreach (object o in other) {
res.append(o);
}
return res;
}
public object this[Slice index] {
get {
if (index == null) throw PythonOps.TypeError("expected Slice, got None");
int start, stop, step;
index.indices(_data.Length, out start, out stop, out step);
PythonArray pa = new PythonArray(new string(_typeCode, 1), Type.Missing);
if (step < 0) {
for (int i = start; i > stop; i += step) {
pa._data.Append(_data.GetData(i));
}
} else {
for (int i = start; i < stop; i += step) {
pa._data.Append(_data.GetData(i));
}
}
return pa;
}
set {
if (index == null) throw PythonOps.TypeError("expected Slice, got None");
PythonArray pa = value as PythonArray;
if (pa != null && pa._typeCode != _typeCode) {
throw PythonOps.TypeError("bad array type");
}
if (index.step != null) {
if (Object.ReferenceEquals(value, this)) value = this.tolist();
index.DoSliceAssign(SliceAssign, _data.Length, value);
} else {
int start, stop, step;
index.indices(_data.Length, out start, out stop, out step);
if (stop < start) {
stop = start;
}
// replace between start & stop w/ values
IEnumerator ie = PythonOps.GetEnumerator(value);
ArrayData newData = CreateData(_typeCode);
for (int i = 0; i < start; i++) {
newData.Append(_data.GetData(i));
}
while (ie.MoveNext()) {
newData.Append(ie.Current);
}
for (int i = stop; i < _data.Length; i++) {
newData.Append(_data.GetData(i));
}
_data = newData;
}
}
}
public static PythonArray operator *(int value, PythonArray array) {
PythonArray data = new PythonArray(array.typecode, Type.Missing);
for (int i = 0; i < value; i++) {
data.extend(array);
}
return data;
}
public PythonArray ReverseMultiply(int value)
{
PythonArray data = new PythonArray(new string(TypeCode, 1), Type.Missing);
for (int i = 0; i < value; i++) {
data.Extend(this);
}
return data;
}
public PythonArray Add(PythonArray other)
{
if (TypeCode != other.TypeCode) throw Ops.TypeError("cannot add different typecodes");
PythonArray res = new PythonArray(new string(TypeCode, 1), Type.Missing);
foreach (object o in this) {
res.Append(o);
}
foreach (object o in other) {
res.Append(o);
}
return res;
}
public static PythonArray operator *(int value, PythonArray array) {
if ((BigInteger)value * array.__len__() * array.itemsize > SysModule.maxsize) {
throw PythonOps.MemoryError("");
}
PythonArray data = new PythonArray(array.typecode, Type.Missing);
for (int i = 0; i < value; i++) {
data.extend(array);
}
return data;
}
public object this[Slice index] {
get {
if (index == null) throw PythonOps.TypeError("expected Slice, got None");
int start, stop, step;
index.indices(_data.Length, out start, out stop, out step);
PythonArray pa = new PythonArray(new string(_typeCode, 1), Type.Missing);
if (step < 0) {
for (int i = start; i > stop; i += step) {
pa._data.Append(_data.GetData(i));
}
} else {
for (int i = start; i < stop; i += step) {
pa._data.Append(_data.GetData(i));
}
}
return pa;
}
set {
if (index == null) throw PythonOps.TypeError("expected Slice, got None");
CheckSliceAssignType(value);
if (index.step != null) {
if (Object.ReferenceEquals(value, this)) value = this.tolist();
index.DoSliceAssign(SliceAssign, _data.Length, value);
} else {
int start, stop, step;
index.indices(_data.Length, out start, out stop, out step);
if (stop < start) {
stop = start;
}
SliceNoStep(value, start, stop);
}
}
}
