Wrap long lines in the grammar

Grammar/Grammar

@@ -32,17 +32,23 @@ decorator: '@' dotted_name [ '(' [arglist] ')' ] NEWLINE
 decorators: decorator+
 funcdef: [decorators] 'def' NAME parameters ':' suite
 parameters: '(' [varargslist] ')'
-varargslist: (fpdef ['=' test] ',')* ('*' NAME [',' '**' NAME] | '**' NAME) | fpdef ['=' test] (',' fpdef ['=' test])* [',']
+varargslist: ((fpdef ['=' test] ',')*
+              ('*' NAME [',' '**' NAME] | '**' NAME) |
+              fpdef ['=' test] (',' fpdef ['=' test])* [','])
 fpdef: NAME | '(' fplist ')'
 fplist: fpdef (',' fpdef)* [',']
 
 stmt: simple_stmt | compound_stmt
 simple_stmt: small_stmt (';' small_stmt)* [';'] NEWLINE
-small_stmt: expr_stmt | print_stmt  | del_stmt | pass_stmt | flow_stmt | import_stmt | global_stmt | exec_stmt | assert_stmt
+small_stmt: (expr_stmt | print_stmt  | del_stmt | pass_stmt | flow_stmt |
-expr_stmt: testlist (augassign (yield_expr|testlist) | ('=' (yield_expr|testlist))*)
+             import_stmt | global_stmt | exec_stmt | assert_stmt)
-augassign: '+=' | '-=' | '*=' | '/=' | '%=' | '&=' | '|=' | '^=' | '<<=' | '>>=' | '**=' | '//='
+expr_stmt: testlist (augassign (yield_expr|testlist) |
+                     ('=' (yield_expr|testlist))*)
+augassign: ('+=' | '-=' | '*=' | '/=' | '%=' | '&=' | '|=' | '^=' |
+            '<<=' | '>>=' | '**=' | '//=')
 # For normal assignments, additional restrictions enforced by the interpreter
-print_stmt: 'print' ( [ test (',' test)* [','] ] | '>>' test [ (',' test)+ [','] ] )
+print_stmt: 'print' ( [ test (',' test)* [','] ] |
+                      '>>' test [ (',' test)+ [','] ] )
 del_stmt: 'del' exprlist
 pass_stmt: 'pass'
 flow_stmt: break_stmt | continue_stmt | return_stmt | raise_stmt | yield_stmt
@@ -53,7 +59,8 @@ yield_stmt: yield_expr
 raise_stmt: 'raise' [test [',' test [',' test]]]
 import_stmt: import_name | import_from
 import_name: 'import' dotted_as_names
-import_from: 'from' dotted_name 'import' ('*' | '(' import_as_names ')' | import_as_names)
+import_from: ('from' ('.')* dotted_name
+              'import' ('*' | '(' import_as_names ')' | import_as_names))
 import_as_name: NAME [NAME NAME]
 dotted_as_name: dotted_name [NAME NAME]
 import_as_names: import_as_name (',' import_as_name)* [',']
@@ -67,7 +74,11 @@ compound_stmt: if_stmt | while_stmt | for_stmt | try_stmt | funcdef | classdef
 if_stmt: 'if' test ':' suite ('elif' test ':' suite)* ['else' ':' suite]
 while_stmt: 'while' test ':' suite ['else' ':' suite]
 for_stmt: 'for' exprlist 'in' testlist ':' suite ['else' ':' suite]
-try_stmt: 'try' ':' suite ((except_clause ':' suite)+ ['else' ':' suite] ['finally' ':' suite] | 'finally' ':' suite)
+try_stmt: ('try' ':' suite
+           ((except_clause ':' suite)+
+	    ['else' ':' suite]
+	    ['finally' ':' suite] |
+	   'finally' ':' suite))
 # NB compile.c makes sure that the default except clause is last
 except_clause: 'except' [test [',' test]]
 suite: simple_stmt | NEWLINE INDENT stmt+ DEDENT
@@ -85,7 +96,11 @@ arith_expr: term (('+'|'-') term)*
 term: factor (('*'|'/'|'%'|'//') factor)*
 factor: ('+'|'-'|'~') factor | power
 power: atom trailer* ['**' factor]
-atom: '(' [yield_expr|testlist_gexp] ')' | '[' [listmaker] ']' | '{' [dictmaker] '}' | '`' testlist1 '`' | NAME | NUMBER | STRING+
+atom: ('(' [yield_expr|testlist_gexp] ')' |
+       '[' [listmaker] ']' |
+       '{' [dictmaker] '}' |
+       '`' testlist1 '`' |
+       NAME | NUMBER | STRING+)
 listmaker: test ( list_for | (',' test)* [','] )
 testlist_gexp: test ( gen_for | (',' test)* [','] )
 lambdef: 'lambda' [varargslist] ':' test
@@ -117,4 +132,3 @@ testlist1: test (',' test)*
 encoding_decl: NAME
 
 yield_expr: 'yield' [testlist]
-

Python/graminit.c

@@ -512,7 +512,8 @@ static state states_25[3] = {
 static arc arcs_26_0[1] = {
 	{74, 1},
 };
-static arc arcs_26_1[1] = {
+static arc arcs_26_1[2] = {
+	{75, 1},
 	{12, 2},
 };
 static arc arcs_26_2[1] = {
@@ -521,20 +522,20 @@ static arc arcs_26_2[1] = {
 static arc arcs_26_3[3] = {
 	{28, 4},
 	{13, 5},
-	{75, 4},
+	{76, 4},
 };
 static arc arcs_26_4[1] = {
 	{0, 4},
 };
 static arc arcs_26_5[1] = {
-	{75, 6},
+	{76, 6},
 };
 static arc arcs_26_6[1] = {
 	{15, 4},
 };
 static state states_26[7] = {
 	{1, arcs_26_0},
-	{1, arcs_26_1},
+	{2, arcs_26_1},
 	{1, arcs_26_2},
 	{3, arcs_26_3},
 	{1, arcs_26_4},
@@ -580,14 +581,14 @@ static state states_28[4] = {
 	{1, arcs_28_3},
 };
 static arc arcs_29_0[1] = {
-	{76, 1},
+	{77, 1},
 };
 static arc arcs_29_1[2] = {
 	{27, 2},
 	{0, 1},
 };
 static arc arcs_29_2[2] = {
-	{76, 1},
+	{77, 1},
 	{0, 2},
 };
 static state states_29[3] = {
@@ -596,7 +597,7 @@ static state states_29[3] = {
 	{2, arcs_29_2},
 };
 static arc arcs_30_0[1] = {
-	{77, 1},
+	{78, 1},
 };
 static arc arcs_30_1[2] = {
 	{27, 0},
@@ -610,7 +611,7 @@ static arc arcs_31_0[1] = {
 	{19, 1},
 };
 static arc arcs_31_1[2] = {
-	{78, 0},
+	{75, 0},
 	{0, 1},
 };
 static state states_31[2] = {
@@ -1251,7 +1252,7 @@ static state states_58[5] = {
 static arc arcs_59_0[3] = {
 	{13, 1},
 	{136, 2},
-	{78, 3},
+	{75, 3},
 };
 static arc arcs_59_1[2] = {
 	{14, 4},
@@ -1298,12 +1299,12 @@ static state states_60[3] = {
 	{2, arcs_60_2},
 };
 static arc arcs_61_0[3] = {
-	{78, 1},
+	{75, 1},
 	{26, 2},
 	{21, 3},
 };
 static arc arcs_61_1[1] = {
-	{78, 4},
+	{75, 4},
 };
 static arc arcs_61_2[2] = {
 	{21, 3},
@@ -1315,7 +1316,7 @@ static arc arcs_61_3[3] = {
 	{0, 3},
 };
 static arc arcs_61_4[1] = {
-	{78, 6},
+	{75, 6},
 };
 static arc arcs_61_5[2] = {
 	{151, 6},
@@ -1809,11 +1810,11 @@ static dfa dfas[79] = {
 	{314, "lambdef", 0, 5, states_58,
 	 "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\020\000\000"},
 	{315, "trailer", 0, 7, states_59,
-	 "\000\040\000\000\000\000\000\000\000\100\000\000\000\000\000\000\000\001\000\000\000"},
+	 "\000\040\000\000\000\000\000\000\000\010\000\000\000\000\000\000\000\001\000\000\000"},
 	{316, "subscriptlist", 0, 3, states_60,
-	 "\000\040\050\000\000\000\000\000\000\100\000\000\000\002\000\140\010\111\023\000\000"},
+	 "\000\040\050\000\000\000\000\000\000\010\000\000\000\002\000\140\010\111\023\000\000"},
 	{317, "subscript", 0, 7, states_61,
-	 "\000\040\050\000\000\000\000\000\000\100\000\000\000\002\000\140\010\111\023\000\000"},
+	 "\000\040\050\000\000\000\000\000\000\010\000\000\000\002\000\140\010\111\023\000\000"},
 	{318, "sliceop", 0, 3, states_62,
 	 "\000\000\040\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000"},
 	{319, "exprlist", 0, 3, states_63,
@@ -1925,10 +1926,10 @@ static label labels[161] = {
 	{1, "import"},
 	{286, 0},
 	{1, "from"},
+	{23, 0},
 	{285, 0},
 	{283, 0},
 	{284, 0},
-	{23, 0},
 	{1, "global"},
 	{1, "exec"},
 	{303, 0},