code sample for pandas-dev#38979

Author: simonjayhawkins

bisect/38979.py

@@ -0,0 +1,14 @@
+import pandas as pd
+import pandas.testing as tm
+
+print(pd.__version__)
+
+df = pd.DataFrame(zip("abc", "def"))
+
+expected = df.apply(lambda f: "/".join(f), axis=1).str.upper()
+
+result = df.apply(lambda f: "/".join(f.str.upper()), axis=1)
+
+print(result)
+
+tm.assert_series_equal(result, expected)