1 files changed, 18 insertions, 1 deletions
diff --git a/src/exec.zig b/src/exec.zig
index 22aae10a..56e6a2a9 100644
--- a/src/exec.zig
+++ b/src/exec.zig
@@ -435,9 +435,21 @@ fn routeToRepl(p: *Pardes, from: usize, text: []const u8) Routed {
     src.question_len = @intCast(w.buffered().len);
     src.prompt = .repl_choice;
     p.active = from;
+    var rec: [96]u8 = undefined;
+    var rw = std.Io.Writer.fixed(&rec);
+    rw.print("{d} repl", .{src.serial}) catch {};
+    for (bound[0..n]) |i| rw.print(" {c}", .{p.panes[i].?.repl.?.letter}) catch {};
+    pardes.ctlfs.events.notePath(p, "ask", rw.buffered());
     return .asked;
 }
 
+fn pythonBlockOpen(text: []const u8) bool {
+    const trimmed = std.mem.trimEnd(u8, text, " \t\n");
+    const start = if (std.mem.lastIndexOfScalar(u8, trimmed, '\n')) |nl| nl + 1 else 0;
+    const last = trimmed[start..];
+    return last.len > 0 and (last[0] == ' ' or last[0] == '\t' or last[last.len - 1] == ':');
+}
+
 /// Types `text` into the REPL in `to`, bracketed if its program asked for
 /// that, then Enter; says so on `from`'s message row and in the log.
 pub fn sendToRepl(p: *Pardes, from: usize, to: usize, text: []const u8) void {
@@ -465,6 +477,11 @@ pub fn sendToRepl(p: *Pardes, from: usize, to: usize, text: []const u8) void {
     }
     edit.typeToTty(p, to, dst, clean[0..n]);
     p.emitWrite(to, "\r");
+    // A Python block whose last line is indented, or a bare header, is not
+    // over at one Enter, pasted into 3.13's REPL or typed into the old one:
+    // the blank line a second Enter gives ends it.
+    if ((if (dst.repl) |r| r.lang == python_lang else false) and pythonBlockOpen(clean[0..n]))
+        p.emitWrite(to, "\r");
     // Line by line, a blank line inside a Python block ends the block.
     if (!panes.Terminal.bracketedPaste(dst) and !dst.repl_warned and (if (dst.repl) |r| r.lang == python_lang else false) and
         std.mem.indexOfScalar(u8, text, '\n') != null)
@@ -602,7 +619,7 @@ fn echoCommand(p: *Pardes, pane: *Pane, line: []const u8) void {
 /// The whole line, one record as `msg` carries its text: its control
 /// characters, a newline too, become spaces (events.pushLog). A new pane is
 /// announced first, so `new` comes before the `run` in it.
-fn noteRun(p: *Pardes, pane: *Pane, what: []const u8, said: []const u8) void {
+pub fn noteRun(p: *Pardes, pane: *Pane, what: []const u8, said: []const u8) void {
     pardes.ctlfs.events.announce(p);
     var buf: [command_max + 16]u8 = undefined;
     pardes.ctlfs.events.notePath(p, what, std.fmt.bufPrint(&buf, "{d} {s}", .{ pane.serial, std.mem.trim(u8, said, " \t\r\n") }) catch return);