Implement C API function PyUnicode_Replace.

Author: fangerer

graalpython/com.oracle.graal.python.cext/src/unicodeobject.c

@@ -512,3 +512,8 @@ UPCALL_ID(PyUnicode_AsEncodedString);
 PyObject * PyUnicode_AsEncodedString(PyObject *unicode, const char *encoding, const char *errors) {
 	return UPCALL_CEXT_O(_jls_PyUnicode_AsEncodedString, native_to_java(unicode), polyglot_from_string(encoding, SRC_CS), polyglot_from_string(errors, SRC_CS));
 }
+
+UPCALL_ID(PyUnicode_Replace);
+PyObject * PyUnicode_Replace(PyObject *str, PyObject *substr, PyObject *replstr, Py_ssize_t maxcount) {
+	return UPCALL_CEXT_O(_jls_PyUnicode_Replace, native_to_java(str), native_to_java(substr), native_to_java(replstr), maxcount);
+}

graalpython/lib-graalpython/python_cext.py

@@ -789,6 +789,11 @@ def PyUnicode_AsEncodedString(s, encoding, errors):
     return s.encode(encoding, errors)
 
 
+@may_raise
+def PyUnicode_Replace(s, substr, replstr, count):
+    return s.replace(substr, replstr, count)
+
+
 ##################### CAPSULE