Inferred dtype at the end of df.explode()

Santhosh18 · Santhosh18 · commit e96a82bfc366 · 2020-07-17T16:45:07.000+05:30
diff --git a/pandas/core/frame.py b/pandas/core/frame.py
@@ -7065,6 +7065,7 @@ def explode(
         else:
             result.index = self.index.take(result.index)
         result = result.reindex(columns=self.columns, copy=False)
+        result = result.infer_objects()
 
         return result
 
diff --git a/pandas/tests/series/methods/test_explode.py b/pandas/tests/series/methods/test_explode.py
@@ -7,7 +7,7 @@
 
 def test_basic():
     s = pd.Series([[0, 1, 2], np.nan, [], (3, 4)], index=list("abcd"), name="foo")
-    result = s.explode()
+    result = s. explode()
     expected = pd.Series(
         [0, 1, 2, np.nan, np.nan, 3, 4], index=list("aaabcdd"), dtype=object, name="foo"
     )

Original file line number	Diff line number	Diff line change
`@@ -7,7 +7,7 @@`
`7`	`7`
`8`	`8`	`def test_basic():`
`9`	`9`	`s = pd.Series([[0, 1, 2], np.nan, [], (3, 4)], index=list("abcd"), name="foo")`
`10`		`- result = s.explode()`
	`10`	`+ result = s. explode()`
`11`	`11`	`expected = pd.Series(`
`12`	`12`	`[0, 1, 2, np.nan, np.nan, 3, 4], index=list("aaabcdd"), dtype=object, name="foo"`
`13`	`13`	`)`