Issue #10095: fp_setreadl() doesn't reopen the file, reuse instead the file
descriptor.
diff --git a/Parser/tokenizer.h b/Parser/tokenizer.h
index c8e19c1..d9866f6 100644
--- a/Parser/tokenizer.h
+++ b/Parser/tokenizer.h
@@ -53,7 +53,7 @@
     int cont_line;          /* whether we are in a continuation line. */
     const char* line_start;     /* pointer to start of current line */
 #ifndef PGEN
-    PyObject *decoding_readline; /* codecs.open(...).readline */
+    PyObject *decoding_readline; /* open(...).readline */
     PyObject *decoding_buffer;
 #endif
     const char* enc;        /* Encoding for the current str. */