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Implement PEP 380 - 'yield from' (closes #11682)

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Nick Coghlan 2012-01-13 21:43:40 +10:00
parent e51757f6de
commit 1f7ce62bd6
33 changed files with 872 additions and 421 deletions
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5
Grammar/Grammar
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@ -121,7 +121,7 @@ arglist: (argument ',')* (argument [',']
|'**' test)
# The reason that keywords are test nodes instead of NAME is that using NAME
# results in an ambiguity. ast.c makes sure it's a NAME.
argument: test [comp_for] | test '=' test # Really [keyword '='] test
argument: (test) [comp_for] | test '=' test # Really [keyword '='] test
comp_iter: comp_for | comp_if
comp_for: 'for' exprlist 'in' or_test [comp_iter]
comp_if: 'if' test_nocond [comp_iter]
@ -129,4 +129,5 @@ comp_if: 'if' test_nocond [comp_iter]
# not used in grammar, but may appear in "node" passed from Parser to Compiler
encoding_decl: NAME
yield_expr: 'yield' [testlist]
yield_expr: 'yield' [yield_arg]
yield_arg: 'from' test | testlist