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-rw-r--r--py/mpconfig.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/py/mpconfig.h b/py/mpconfig.h
index dcc116daf2..541f7c75a5 100644
--- a/py/mpconfig.h
+++ b/py/mpconfig.h
@@ -112,6 +112,13 @@
#define MICROPY_MODULE_DICT_SIZE (1)
#endif
+// Number of bytes used to store qstr length
+// Dictates hard limit on maximum Python identifier length, but 1 byte
+// (limit of 255 bytes in an identifier) should be enough for everyone
+#ifndef MICROPY_QSTR_BYTES_IN_LEN
+#define MICROPY_QSTR_BYTES_IN_LEN (1)
+#endif
+
/*****************************************************************************/
/* Micro Python emitters */