discard '_'

docs/retype.yml

@@ -3,7 +3,7 @@ output: .retype
 url: https://pocketpy.dev
 branding:
   title: pocketpy
-  label: v2.1.5
+  label: v2.1.6
   logo: "./static/logo.png"
 favicon: "./static/logo.png"
 meta:

include/pocketpy/config.h

@@ -1,10 +1,10 @@
 #pragma once
 // clang-format off
 
-#define PK_VERSION				"2.1.5"
+#define PK_VERSION				"2.1.6"
 #define PK_VERSION_MAJOR            2
 #define PK_VERSION_MINOR            1
-#define PK_VERSION_PATCH            5
+#define PK_VERSION_PATCH            6
 
 /*************** feature settings ***************/
 #ifndef PK_ENABLE_OS                // can be overridden by cmake

include/typings/picoterm_io.pyi

@@ -1,21 +0,0 @@
-from typing import Literal
-from vmath import vec2, color32
-from cute_png import Image
-
-def read_axis(self) -> vec2: ...
-
-def read_button(self, index: Literal[0, 1, 2, 3, 4, 5], ttl_ms: int = 10) -> bool: ...
-def read_all_buttons(self, out_list: list[bool], ttl_ms: int = 10) -> None: ...
-def clear_button(self, index: Literal[0, 1, 2, 3, 4, 5]) -> None: ...
-def clear_all_buttons(self) -> None: ...
-
-def read_buzzer_freq(self) -> int: ...
-def read_buzzer_volume(self) -> float: ...
-def write_buzzer_freq(self, freq: int) -> None: ...
-def write_buzzer_volume(self, volume: float) -> None: ...
-
-def write_fb0(self, image: Image) -> None: ...
-
-def read_led(self, index: Literal[0, 1, 2, 3]) -> color32: ...
-def write_led(self, index: int, color: color32) -> None: ...
-def write_leds(self, _0: color32 | None, _1: color32 | None, _2: color32 | None, _3: color32 | None) -> None: ...

plugins/flutter/pocketpy/ios/pocketpy.podspec

@@ -35,7 +35,7 @@ A new Flutter FFI plugin project.
 
   s.prepare_command = <<-CMD
   rm -rf pocketpy
-  git clone --branch v2.1.5 --depth 1 https://github.com/pocketpy/pocketpy.git
+  git clone --branch v2.1.6 --depth 1 https://github.com/pocketpy/pocketpy.git
   cd pocketpy
   git submodule update --init --recursive --depth 1
   bash build_ios_libs.sh

plugins/flutter/pocketpy/lib/pocketpy_bindings_generated.dart

@@ -3865,6 +3865,24 @@ class PocketpyBindings {
   late final _py_profiler_report =
       _py_profiler_reportPtr.asFunction<ffi.Pointer<ffi.Char> Function()>();
 
+  /// Others
+  int time_ns() {
+    return _time_ns();
+  }
+
+  late final _time_nsPtr =
+      _lookup<ffi.NativeFunction<ffi.Int64 Function()>>('time_ns');
+  late final _time_ns = _time_nsPtr.asFunction<int Function()>();
+
+  int time_monotonic_ns() {
+    return _time_monotonic_ns();
+  }
+
+  late final _time_monotonic_nsPtr =
+      _lookup<ffi.NativeFunction<ffi.Int64 Function()>>('time_monotonic_ns');
+  late final _time_monotonic_ns =
+      _time_monotonic_nsPtr.asFunction<int Function()>();
+
   /// An utility function to read a line from stdin for REPL.
   int py_replinput(
     ffi.Pointer<ffi.Char> buf,
@@ -4101,6 +4119,9 @@ final class c11_color32 extends ffi.Union {
 
   @ffi.Array.multi([4])
   external ffi.Array<ffi.UnsignedChar> data;
+
+  @ffi.Uint32()
+  external int u32;
 }
 
 final class UnnamedStruct5 extends ffi.Struct {
@@ -4252,18 +4273,35 @@ abstract class py_PredefinedType {
   static const int tp_AssertionError = 53;
   static const int tp_KeyError = 54;
 
+  /// stdc
+  static const int tp_stdc_Memory = 55;
+  static const int tp_stdc_Char = 56;
+  static const int tp_stdc_UChar = 57;
+  static const int tp_stdc_Short = 58;
+  static const int tp_stdc_UShort = 59;
+  static const int tp_stdc_Int = 60;
+  static const int tp_stdc_UInt = 61;
+  static const int tp_stdc_Long = 62;
+  static const int tp_stdc_ULong = 63;
+  static const int tp_stdc_LongLong = 64;
+  static const int tp_stdc_ULongLong = 65;
+  static const int tp_stdc_Float = 66;
+  static const int tp_stdc_Double = 67;
+  static const int tp_stdc_Pointer = 68;
+  static const int tp_stdc_Bool = 69;
+
   /// vmath
-  static const int tp_vec2 = 55;
-  static const int tp_vec3 = 56;
-  static const int tp_vec2i = 57;
-  static const int tp_vec3i = 58;
-  static const int tp_mat3x3 = 59;
-  static const int tp_color32 = 60;
+  static const int tp_vec2 = 70;
+  static const int tp_vec3 = 71;
+  static const int tp_vec2i = 72;
+  static const int tp_vec3i = 73;
+  static const int tp_mat3x3 = 74;
+  static const int tp_color32 = 75;
 
   /// array2d
-  static const int tp_array2d_like = 61;
-  static const int tp_array2d_like_iterator = 62;
-  static const int tp_array2d = 63;
-  static const int tp_array2d_view = 64;
-  static const int tp_chunked_array2d = 65;
+  static const int tp_array2d_like = 76;
+  static const int tp_array2d_like_iterator = 77;
+  static const int tp_array2d = 78;
+  static const int tp_array2d_view = 79;
+  static const int tp_chunked_array2d = 80;
 }

plugins/flutter/pocketpy/macos/pocketpy.podspec

@@ -32,7 +32,7 @@ A new Flutter FFI plugin project.
 
   s.prepare_command = <<-CMD
   rm -rf pocketpy
-  git clone --branch v2.1.5 --depth 1 https://github.com/pocketpy/pocketpy.git
+  git clone --branch v2.1.6 --depth 1 https://github.com/pocketpy/pocketpy.git
   cd pocketpy
   git submodule update --init --recursive --depth 1
   bash build_darwin_libs.sh

plugins/flutter/pocketpy/pubspec.yaml

@@ -1,6 +1,6 @@
 name: pocketpy
 description: A lightweight Python interpreter for game engines. It supports Android/iOS/Windows/Linux/MacOS.
-version: 2.1.5
+version: 2.1.6
 homepage: https://pocketpy.dev
 repository: https://github.com/pocketpy/pocketpy
 

plugins/flutter/pocketpy/src/CMakeLists.txt

@@ -21,7 +21,7 @@ set(PK_BUILD_SHARED_LIB ON CACHE BOOL "" FORCE)
 FetchContent_Declare(
   pocketpy
   GIT_REPOSITORY https://github.com/pocketpy/pocketpy.git
-  GIT_TAG        v2.1.5
+  GIT_TAG        v2.1.6
 )
 
 FetchContent_MakeAvailable(pocketpy)

src/compiler/compiler.c

@@ -1254,6 +1254,10 @@ static int Ctx__add_const(Ctx* self, py_Ref v) {
 }
 
 static void Ctx__emit_store_name(Ctx* self, NameScope scope, py_Name name, int line) {
+    if(name == py_name("_")) {
+        Ctx__emit_(self, OP_POP_TOP, BC_NOARG, line);
+        return;
+    }
     switch(scope) {
         case NAME_LOCAL: Ctx__emit_(self, OP_STORE_FAST, Ctx__add_varname(self, name), line); break;
         case NAME_GLOBAL: {
@@ -1454,11 +1458,9 @@ static Error* EXPR_TUPLE_ALLOW_SLICE(Compiler* self, bool allow_slice) {
     // tuple expression     // (a, )
     int count = 1;
     do {
-        if(curr()->brackets_level) match_newlines();
         if(!is_expression(self, allow_slice)) break;
         check(parse_expression(self, PREC_LOWEST + 1, allow_slice));
         count += 1;
-        if(curr()->brackets_level) match_newlines();
     } while(match(TK_COMMA));
     // pop `count` expressions from the stack and merge them into a TupleExpr
     SequenceExpr* e = TupleExpr__new(prev()->line, count);
@@ -1755,9 +1757,7 @@ static Error* exprGroup(Compiler* self) {
         Ctx__s_push(ctx(), (Expr*)TupleExpr__new(line, 0));
         return NULL;
     }
-    match_newlines();
     check(EXPR_TUPLE(self));  // () is just for change precedence
-    match_newlines();
     consume(TK_RPAREN);
     if(Ctx__s_top(ctx())->vt->is_tuple) return NULL;
     GroupedExpr* g = GroupedExpr__new(line, Ctx__s_popx(ctx()));
@@ -1800,7 +1800,6 @@ static Error* consume_comp(Compiler* self, Opcode op0, Opcode op1) {
     check(EXPR_VARS(self));  // [expr, vars]
     consume(TK_IN);
     check(parse_expression(self, PREC_TERNARY + 1, false));  // [expr, vars, iter]
-    match_newlines();
     if(match(TK_IF)) {
         check(parse_expression(self, PREC_TERNARY + 1, false));  // [expr, vars, iter, cond]
         has_cond = true;
@@ -1811,7 +1810,6 @@ static Error* consume_comp(Compiler* self, Opcode op0, Opcode op1) {
     ce->vars = Ctx__s_popx(ctx());
     ce->expr = Ctx__s_popx(ctx());
     Ctx__s_push(ctx(), (Expr*)ce);
-    match_newlines();
     return NULL;
 }
 
@@ -1820,17 +1818,14 @@ static Error* exprList(Compiler* self) {
     int line = prev()->line;
     int count = 0;
     do {
-        match_newlines();
         if(curr()->type == TK_RBRACKET) break;
         check(EXPR(self));
         count += 1;
-        match_newlines();
         if(count == 1 && match(TK_FOR)) {
             check(consume_comp(self, OP_BUILD_LIST, OP_LIST_APPEND));
             consume(TK_RBRACKET);
             return NULL;
         }
-        match_newlines();
     } while(match(TK_COMMA));
     consume(TK_RBRACKET);
     SequenceExpr* e = ListExpr__new(line, count);
@@ -1847,7 +1842,6 @@ static Error* exprMap(Compiler* self) {
     bool parsing_dict = false;  // {...} may be dict or set
     int count = 0;
     do {
-        match_newlines();
         if(curr()->type == TK_RBRACE) break;
         check(EXPR(self));  // [key]
         if(curr()->type == TK_COLON) { parsing_dict = true; }
@@ -1860,7 +1854,6 @@ static Error* exprMap(Compiler* self) {
             Ctx__s_push(ctx(), (Expr*)item);
         }
         count += 1;  // key-value pair count
-        match_newlines();
         if(count == 1 && match(TK_FOR)) {
             if(parsing_dict) {
                 check(consume_comp(self, OP_BUILD_DICT, OP_DICT_ADD));
@@ -1870,7 +1863,6 @@ static Error* exprMap(Compiler* self) {
             consume(TK_RBRACE);
             return NULL;
         }
-        match_newlines();
     } while(match(TK_COMMA));
     consume(TK_RBRACE);
 
@@ -1898,7 +1890,6 @@ static Error* exprCompileTimeCall(Compiler* self, py_ItemRef func, int line) {
     uint16_t kwargc = 0;
     // copied from `exprCall`
     do {
-        match_newlines();
         if(curr()->type == TK_RPAREN) break;
         if(curr()->type == TK_ID && next()->type == TK_ASSIGN) {
             consume(TK_ID);
@@ -1915,7 +1906,6 @@ static Error* exprCompileTimeCall(Compiler* self, py_ItemRef func, int line) {
             check(read_literal(self, py_pushtmp()));
             argc += 1;
         }
-        match_newlines();
     } while(match(TK_COMMA));
     consume(TK_RPAREN);
 
@@ -1953,7 +1943,6 @@ static Error* exprCall(Compiler* self) {
     CallExpr* e = CallExpr__new(line, callable);
     Ctx__s_push(ctx(), (Expr*)e);  // push onto the stack in advance
     do {
-        match_newlines();
         if(curr()->type == TK_RPAREN) break;
         if(curr()->type == TK_ID && next()->type == TK_ASSIGN) {
             consume(TK_ID);
@@ -1979,7 +1968,6 @@ static Error* exprCall(Compiler* self) {
                 c11_vector__push(Expr*, &e->args, Ctx__s_popx(ctx()));
             }
         }
-        match_newlines();
     } while(match(TK_COMMA));
     consume(TK_RPAREN);
     return NULL;
@@ -2029,9 +2017,7 @@ static Error* exprSlice1(Compiler* self) {
 static Error* exprSubscr(Compiler* self) {
     Error* err;
     int line = prev()->line;
-    match_newlines();
     check(EXPR_TUPLE_ALLOW_SLICE(self, true));
-    match_newlines();
     consume(TK_RBRACKET);  // [lhs, rhs]
     SubscrExpr* e = SubscrExpr__new(line);
     e->rhs = Ctx__s_popx(ctx());  // [lhs]
@@ -2360,7 +2346,6 @@ static Error* _compile_f_args(Compiler* self, FuncDecl* decl, bool is_lambda) {
     int state = 0;  // 0 for args, 1 for *args, 2 for k=v, 3 for **kwargs
     Error* err;
     do {
-        if(!is_lambda) match_newlines();
         if(state >= 3) return SyntaxError(self, "**kwargs should be the last argument");
         if(match(TK_MUL)) {
             if(state < 1)
@@ -2399,7 +2384,6 @@ static Error* _compile_f_args(Compiler* self, FuncDecl* decl, bool is_lambda) {
                 break;
         }
     } while(match(TK_COMMA));
-    if(!is_lambda) match_newlines();
     return NULL;
 }
 
@@ -2603,7 +2587,6 @@ __EAT_DOTS_END:
 
     bool has_bracket = match(TK_LPAREN);
     do {
-        if(has_bracket) match_newlines();
         Ctx__emit_(ctx(), OP_DUP_TOP, BC_NOARG, BC_KEEPLINE);
         consume(TK_ID);
         c11_sv name = Token__sv(prev());
@@ -2614,10 +2597,7 @@ __EAT_DOTS_END:
         }
         Ctx__emit_store_name(ctx(), name_scope(self), py_namev(name), prev()->line);
     } while(match(TK_COMMA));
-    if(has_bracket) {
-        match_newlines();
-        consume(TK_RPAREN);
-    }
+    if(has_bracket) { consume(TK_RPAREN); }
     Ctx__emit_(ctx(), OP_POP_TOP, BC_NOARG, BC_KEEPLINE);
     consume_end_stmt();
     return NULL;

src/compiler/lexer.c

@@ -565,6 +565,7 @@ static Error* lex_one_token(Lexer* self, bool* eof, bool is_fstring) {
             case ' ':
             case '\t': eat_spaces(self); break;
             case '\n': {
+                if(self->brackets_level > 0) return NULL;
                 add_token(self, TK_EOL);
                 if(!eat_indentation(self)) {
                     return LexerError(self, "unindent does not match any outer indentation level");

tests/040_line_continue.py

@@ -28,4 +28,39 @@ else:
     and 4
 
 a = 1
-assert a == 1
+assert a == 1
+
+# https://github.com/pocketpy/pocketpy/issues/408
+x = (
+1
++
+2
+)
+
+# https://peps.python.org/pep-0008/#should-a-line-break-before-or-after-a-binary-operator
+compile('''
+income = (gross_wages
+          + taxable_interest
+          + (dividends - qualified_dividends)
+          - ira_deduction
+          - student_loan_interest)
+'''.strip(), 'main.py', 'exec')
+
+res = []
+class Thing:
+	def do_a(self):
+		res.append("A")
+		return self
+	def do_b(self):
+		res.append("B")
+		return self
+	def do_c(self):
+		res.append("C")
+		return self
+		
+(Thing()
+	.do_a()
+	.do_b()
+	.do_c())
+
+assert res == ["A", "B", "C"]

tests/152_controlflow.py

@@ -125,9 +125,8 @@ else:
 assert x == 2
 
 # match case
-
-case, _ = 1, 2
-assert case == 1 and _ == 2
+case, _1 = 1, 2
+assert case == 1 and _1 == 2
 
 match (404 * 1):
     case 200: