Remove deprecated tf.substr

PiperOrigin-RevId: 225092500

tensorflow/python/ops/string_ops.py

@@ -367,7 +367,7 @@ def string_length_v2(input, unit="BYTE", name=None):
 string_length.__doc__ = gen_string_ops.string_length.__doc__
 
 
-@tf_export("substr")
+@tf_export(v1=["substr"])
 @deprecation.deprecated(None, "Use `tf.strings.substr` instead of `tf.substr`.")
 def substr_deprecated(input, pos, len, name=None, unit="BYTE"):
   return substr(input, pos, len, name=name, unit=unit)
@@ -380,14 +380,15 @@ substr_deprecated.__doc__ = gen_string_ops.substr.__doc__
 def substr(input, pos, len, name=None, unit="BYTE"):
   return gen_string_ops.substr(input, pos, len, unit=unit, name=name)
 
+substr.__doc__ = gen_string_ops.substr.__doc__
+
 
 @tf_export("strings.substr", v1=[])
 @dispatch.add_dispatch_support
 def substr_v2(input, pos, len, unit="BYTE", name=None):
-  return substr(input, pos, len, name=name, unit=unit)
+  return gen_string_ops.substr(input, pos, len, unit=unit, name=name)
 
-
-substr.__doc__ = gen_string_ops.substr.__doc__
+substr_v2.__doc__ = gen_string_ops.substr.__doc__
 
 
 ops.NotDifferentiable("RegexReplace")

tensorflow/tools/api/golden/v2/tensorflow.pbtxt

@@ -980,10 +980,6 @@ tf_module {
     name: "string_split"
     argspec: "args=[\'source\', \'delimiter\', \'skip_empty\'], varargs=None, keywords=None, defaults=[\' \', \'True\'], "
   }
-  member_method {
-    name: "substr"
-    argspec: "args=[\'input\', \'pos\', \'len\', \'name\', \'unit\'], varargs=None, keywords=None, defaults=[\'None\', \'BYTE\'], "
-  }
   member_method {
     name: "subtract"
     argspec: "args=[\'x\', \'y\', \'name\'], varargs=None, keywords=None, defaults=[\'None\'], "

tensorflow/tools/compatibility/reorders_v2.py

@@ -109,6 +109,7 @@ reorders = {
     'tf.strings.length': ['input', 'name', 'unit'],
     'tf.strings.reduce_join': ['inputs', 'axis', 'keep_dims', 'separator', 'name', 'reduction_indices'],
     'tf.strings.substr': ['input', 'pos', 'len', 'name', 'unit'],
+    'tf.substr': ['input', 'pos', 'len', 'name', 'unit'],
     'tf.transpose': ['a', 'perm', 'name', 'conjugate'],
     'tf.tuple': ['tensors', 'name', 'control_inputs'],
     'tf.while_loop': ['cond', 'body', 'loop_vars', 'shape_invariants', 'parallel_iterations', 'back_prop', 'swap_memory', 'name', 'maximum_iterations', 'return_same_structure']

tensorflow/tools/compatibility/tf_upgrade_v2.py

@@ -492,6 +492,8 @@ class TFAPIChangeSpec(ast_edits.APIChangeSpec):
             "tf.sparse.reduce_max",
         "tf.random.stateless_multinomial":
             "tf.random.stateless_categorical",
+        "tf.substr":
+            "tf.strings.substr",
         "tf.string_to_hash_bucket":
             "tf.strings.to_hash_bucket",
         "tf.string_to_number":
@@ -600,9 +602,10 @@ class TFAPIChangeSpec(ast_edits.APIChangeSpec):
         "tf.sparse.reduce_max",
         "tf.sparse_reduce_max",
         "tf.io.decode_csv",
-        "tf.strings.substr",
-        "tf.strings.reduce_join",
         "tf.strings.length",
+        "tf.strings.reduce_join",
+        "tf.strings.substr",
+        "tf.substr",
         "tf.transpose",
         "tf.tuple",
         "tf.parse_example",

tensorflow/tools/compatibility/tf_upgrade_v2_test.py

@@ -443,6 +443,13 @@ bazel-bin/tensorflow/tools/compatibility/update/generate_v2_reorders_map
     )
     self.assertEqual(new_text, expected_text)
 
+  def test_substr(self):
+    text = "tf.substr(input, pos, len, name, unit)\n"
+    _, unused_report, errors, new_text = self._upgrade(text)
+    self.assertEqual("tf.strings.substr(input=input, pos=pos, len=len, "
+                     "name=name, unit=unit)\n", new_text)
+    self.assertEqual(errors, [])
+
   def testColocateGradientsWithOps(self):
     text = "tf.gradients(a, foo=False)\n"
     _, unused_report, errors, new_text = self._upgrade(text)