from italia import 🤌

Grammar/python.gram

@@ -133,6 +133,7 @@ compound_stmt[stmt_ty]:
     | &('class' | '@') class_def
     | &('with' | 'async') with_stmt
     | &('for' | 'async') for_stmt
+    | &('per' | 'async') per_stmt
     | &'try' try_stmt
     | &'while' while_stmt
     | match_stmt
@@ -390,6 +391,17 @@ for_stmt[stmt_ty]:
         CHECK_VERSION(stmt_ty, 5, "Async for loops are", _PyAST_AsyncFor(t, ex, b, el, NEW_TYPE_COMMENT(p, tc), EXTRA)) }
     | invalid_for_target
 
+
+per_stmt[stmt_ty]:
+    | invalid_per_stmt
+    | 'per' t=star_targets 'in' ~ ex=star_expressions ':' tc=[TYPE_COMMENT] b=block el=[else_block] {
+        _PyAST_For(t, ex, b, el, NEW_TYPE_COMMENT(p, tc), EXTRA) }
+    | 'async' 'for' t=star_targets 'in' ~ ex=star_expressions ':' tc=[TYPE_COMMENT] b=block el=[else_block] {
+        CHECK_VERSION(stmt_ty, 5, "Async for loops are", _PyAST_AsyncFor(t, ex, b, el, NEW_TYPE_COMMENT(p, tc), EXTRA)) }
+    | invalid_per_target
+
+
+
 # With statement
 # --------------
 
@@ -1300,6 +1312,10 @@ invalid_for_target:
     | 'async'? 'for' a=star_expressions {
         RAISE_SYNTAX_ERROR_INVALID_TARGET(FOR_TARGETS, a) }
 
+invalid_per_target:
+    | 'async'? 'per' a=star_expressions {
+        RAISE_SYNTAX_ERROR_INVALID_TARGET(FOR_TARGETS, a) }
+
 invalid_group:
     | '(' a=starred_expression ')' {
         RAISE_SYNTAX_ERROR_KNOWN_LOCATION(a, "cannot use starred expression here") }
@@ -1391,6 +1407,14 @@ invalid_for_stmt:
     | ['async'] 'for' star_targets 'in' star_expressions NEWLINE { RAISE_SYNTAX_ERROR("expected ':'") }
     | ['async'] a='for' star_targets 'in' star_expressions ':' NEWLINE !INDENT {
         RAISE_INDENTATION_ERROR("expected an indented block after 'for' statement on line %d", a->lineno) }
+
+invalid_per_stmt:
+    | ['async'] 'per' star_targets 'in' star_expressions NEWLINE { RAISE_SYNTAX_ERROR("expected ':'") }
+    | ['async'] a='per' star_targets 'in' star_expressions ':' NEWLINE !INDENT {
+        RAISE_INDENTATION_ERROR("atteso un blocco rientrato dopo l'istruzione 'per' alla riga %d", a->lineno) }
+
+
+
 invalid_def_raw:
     | ['async'] a='def' NAME [type_params] '(' [params] ')' ['->' expression] ':' NEWLINE !INDENT {
         RAISE_INDENTATION_ERROR("expected an indented block after function definition on line %d", a->lineno) }

Parser/lexer/lexer.c

@@ -631,6 +631,14 @@ tok_get_normal_mode(struct tok_state *tok, tokenizer_mode* current_tok, struct t
         }
     }
 
+     // 240 is the decimal first byte of the UTF-8 encoding for "🤌"
+    if (c == 240 ){
+        c = tok_nextc(tok);
+        c = tok_nextc(tok);
+        c = tok_nextc(tok);
+        c = 107; // Replace with letter k
+    }
+
     if (tok->done == E_INTERACT_STOP) {
         return MAKE_TOKEN(ENDMARKER);
     }