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bpo-36817: Add f-string debugging using '='. (GH-13123)

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If a "=" is specified a the end of an f-string expression, the f-string will evaluate to the text of the expression, followed by '=', followed by the repr of the value of the expression.
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Eric V. Smith 2019-05-08 16:28:48 -04:00 • committed by GitHub
parent 65d98d0f53
commit 9a4135e939
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11 changed files with 286 additions and 49 deletions
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7
Include/Python-ast.h generated
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@ -330,6 +330,7 @@ struct _expr {
expr_ty value;
int conversion;
expr_ty format_spec;
string expr_text;
} FormattedValue;
struct {
@ -637,10 +638,10 @@ expr_ty _Py_Compare(expr_ty left, asdl_int_seq * ops, asdl_seq * comparators,
expr_ty _Py_Call(expr_ty func, asdl_seq * args, asdl_seq * keywords, int
lineno, int col_offset, int end_lineno, int end_col_offset,
PyArena *arena);
#define FormattedValue(a0, a1, a2, a3, a4, a5, a6, a7) _Py_FormattedValue(a0, a1, a2, a3, a4, a5, a6, a7)
#define FormattedValue(a0, a1, a2, a3, a4, a5, a6, a7, a8) _Py_FormattedValue(a0, a1, a2, a3, a4, a5, a6, a7, a8)
expr_ty _Py_FormattedValue(expr_ty value, int conversion, expr_ty format_spec,
int lineno, int col_offset, int end_lineno, int
end_col_offset, PyArena *arena);
string expr_text, int lineno, int col_offset, int
end_lineno, int end_col_offset, PyArena *arena);
#define JoinedStr(a0, a1, a2, a3, a4, a5) _Py_JoinedStr(a0, a1, a2, a3, a4, a5)
expr_ty _Py_JoinedStr(asdl_seq * values, int lineno, int col_offset, int
end_lineno, int end_col_offset, PyArena *arena);