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Add list type safety, helpers; remove cruft by drew-512 · Pull Request #157 · go-python/gpython · GitHub

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Add list type safety, helpers; remove cruft #157

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Merged
sbinet merged 4 commits into from
Feb 7, 2022
Conversation 2 Commits 4 Checks 0 Files changed
Merged

Add list type safety, helpers; remove cruft #157

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995ac1b
slightly better type coverage; removed cruft
Feb 3, 2022
10c00bc
let's not remove FIXME reminder
Feb 3, 2022
eb19c67
use original spacing
Feb 3, 2022
2ee3956
spacbar drama awaits us all
Feb 3, 2022
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6 changes: 6 additions & 0 deletions py/dict.go
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Original file line number Diff line number Diff line change
Expand Up @@ -217,3 +217,9 @@ func (a StringDict) M__contains__(other Object) (Object, error) {
}
return False, nil
}

func (d StringDict) GetDict() StringDict {
return d
}

var _ IGetDict = (*StringDict)(nil)
21 changes: 18 additions & 3 deletions py/list.go
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Original file line number Diff line number Diff line change
Expand Up @@ -41,8 +41,8 @@ func init() {

ListType.Dict["sort"] = MustNewMethod("sort", func(self Object, args Tuple, kwargs StringDict) (Object, error) {
const funcName = "sort"
var l *List
if self == None {
l, isList := self.(*List)
if !isList {
// method called using `list.sort([], **kwargs)`
var o Object
err := UnpackTuple(args, nil, funcName, 1, 1, &o)
Expand All @@ -60,7 +60,6 @@ func init() {
if err != nil {
return nil, err
}
l = self.(*List)
}
err := SortInPlace(l, kwargs, funcName)
if err != nil {
Expand Down Expand Up @@ -121,6 +120,15 @@ func NewListFromItems(items []Object) *List {
return l
}

// Makes an argv into a tuple
func NewListFromStrings(items []string) *List {
l := NewListSized(len(items))
for i, v := range items {
l.Items[i] = String(v)
}
return l
}

// Copy a list object
func (l *List) Copy() *List {
return NewListFromItems(l.Items)
Expand All @@ -141,6 +149,13 @@ func (l *List) Extend(items []Object) {
l.Items = append(l.Items, items...)
}

// Extend the list with strings
func (l *List) ExtendWithStrings(items []string) {
for _, item := range items {
l.Items = append(l.Items, Object(String(item)))
}
}

// Extends the list with the sequence passed in
func (l *List) ExtendSequence(seq Object) error {
return Iterate(seq, func(item Object) bool {
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2 changes: 1 addition & 1 deletion py/traceback.go
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Expand Up @@ -52,7 +52,7 @@ RuntimeError: this is the error message
func (tb *Traceback) TracebackDump(w io.Writer) {
for ; tb != nil; tb = tb.Next {
fmt.Fprintf(w, " File %q, line %d, in %s\n", tb.Frame.Code.Filename, tb.Lineno, tb.Frame.Code.Name)
fmt.Fprintf(w, " %s\n", "FIXME line of source goes here")
//fmt.Fprintf(w, " %s\n", "FIXME line of source goes here")
}
}

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