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pydata · May 25, 2019 · d7dc294 · d7dc294
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diff --git a/doc/api.rst b/doc/api.rst
@@ -324,6 +324,7 @@ Computation
    DataArray.quantile
    DataArray.differentiate
    DataArray.integrate
+   DataArray.str
 
 **Aggregation**:
 :py:attr:`~DataArray.all`

diff --git a/doc/whats-new.rst b/doc/whats-new.rst
@@ -42,6 +42,8 @@ Enhancements
   helpful for avoiding file-lock errors when trying to write to files opened
   using ``open_dataset()`` or ``open_dataarray()``. (:issue:`2887`)
   By `Dan Nowacki <https://github.com/dnowacki-usgs>`_.
+- Add ``.str`` accessor to DataArrays for string related manipulations.
+  By `0x0L <https://github.com/0x0L>`_.
 
 Bug fixes
 ~~~~~~~~~

diff --git a/xarray/core/accessors.py b/xarray/core/accessors.py
@@ -263,7 +263,7 @@ def round(self, freq):
 
 
 def _is_str_like(x):
-    return isinstance(repl, str) or isinstance(repl, bytes)
+    return isinstance(x, str) or isinstance(x, bytes)
 
 
 class StringAccessor: