Allow regex matching on arrays

Author: msimacek

graalpython/com.oracle.graal.python.test/src/tests/unittest_tags/test_re.txt

@@ -42,6 +42,7 @@
 *graalpython.lib-python.3.test.test_re.ReTests.test_constants
 *graalpython.lib-python.3.test.test_re.ReTests.test_debug_flag
 *graalpython.lib-python.3.test.test_re.ReTests.test_dollar_matches_twice
+*graalpython.lib-python.3.test.test_re.ReTests.test_empty_array
 *graalpython.lib-python.3.test.test_re.ReTests.test_enum
 *graalpython.lib-python.3.test.test_re.ReTests.test_error
 *graalpython.lib-python.3.test.test_re.ReTests.test_flags

graalpython/lib-graalpython/_sre.py

@@ -38,6 +38,7 @@
 # SOFTWARE.
 
 from mmap import mmap
+from array import array
 
 _mappingproxy = type(type.__dict__)
 
@@ -265,7 +266,7 @@ def _append_end_assert(pattern):
         return pattern if pattern.endswith(rb"\Z") else pattern + rb"\Z"
 
 def _is_bytes_like(object):
-    return isinstance(object, (bytes, bytearray, memoryview, mmap))
+    return isinstance(object, (bytes, bytearray, memoryview, array, mmap))
 
 class Pattern():
     def __init__(self, pattern, flags):