From a76fb5b653a195e7082b6b507a0cea1b3abcf86e Mon Sep 17 00:00:00 2001 From: Guido van Rossum Date: Sun, 20 Oct 1991 20:10:09 +0000 Subject: [PATCH] Comparison operators '<=' '>' '<>' are now 1 token. Also support '!=' and '==' as alternatives for '<>' and '='. --- Grammar/Grammar | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/Grammar/Grammar b/Grammar/Grammar index c3ab3c32c65..90a43f513a1 100644 --- a/Grammar/Grammar +++ b/Grammar/Grammar @@ -1,4 +1,8 @@ -# Grammar for Python, version 5 +# Grammar for Python, version 6 + +# Changes since version 5: +# Comparison operators '<=' '>' '<>' are now 1 token +# Also support '!=' and '==' as alternatives for '<>' and '=' # Changes compared to version 4: # Blank lines and lines only containing a comment are now eaten @@ -68,7 +72,7 @@ test: and_test ('or' and_test)* and_test: not_test ('and' not_test)* not_test: 'not' not_test | comparison comparison: expr (comp_op expr)* -comp_op: '<'|'>'|'='|'>' '='|'<' '='|'<' '>'|'in'|'not' 'in'|'is'|'is' 'not' +comp_op: '<'|'>'|'='|'>='|'<='|'<>'|'!='|'=='|'in'|'not' 'in'|'is'|'is' 'not' expr: term (('+'|'-') term)* term: factor (('*'|'/'|'%') factor)* factor: ('+'|'-') factor | atom trailer*