diff --git a/fastapi/datastructures.py b/fastapi/datastructures.py
index b6ff24044..b8592b5f8 100644
--- a/fastapi/datastructures.py
+++ b/fastapi/datastructures.py
@@ -143,23 +143,22 @@ class UploadFile(StarletteUploadFile):
             str,
             Doc("The text encoding to use when decoding bytes. Defaults to 'utf-8'."),
         ] = "utf-8",
-        ) -> str:
-
+    ) -> str:
         """
-            Read the entire file as a text string.
-            This is a convenience wrapper around `await self.read()`
-            that decodes the bytes using the given encoding.
-            ## Example
-            ```python
-            @app.post("/upload-text/")
-            async def upload_text(file: UploadFile):
-                text = await file.read_text()
-                return {"length": len(text)}
-            ```
-            Args:
-                encoding: The text encoding to use (default: 'utf-8').
-            Returns:
-                The decoded file content as a string.
+        Read the entire file as a text string.
+        This is a convenience wrapper around `await self.read()`
+        that decodes the bytes using the given encoding.
+        ## Example
+        ```python
+        @app.post("/upload-text/")
+        async def upload_text(file: UploadFile):
+            text = await file.read_text()
+            return {"length": len(text)}
+        ```
+        Args:
+            encoding: The text encoding to use (default: 'utf-8').
+        Returns:
+            The decoded file content as a string.
         """
         data = await self.read()
         return data.decode(encoding)
diff --git a/tests/test_datastructures.py b/tests/test_datastructures.py
index f49fb431f..df965fd55 100644
--- a/tests/test_datastructures.py
+++ b/tests/test_datastructures.py
@@ -74,7 +74,6 @@ async def test_upload_file():
 
 @pytest.mark.asyncio
 async def test_uploadfile_read_text(tmp_path):
-
     file_path = tmp_path / "sample.txt"
     file_path.write_text("Hello FastAPI!")
 
@@ -82,4 +81,6 @@ async def test_uploadfile_read_text(tmp_path):
         upload = UploadFile(filename="sample.txt", file=f)
         content = await upload.read_text()
         assert content == "Hello FastAPI!"
-        assert upload.filename == "sample.txt" # make sure .read_text() doesn't modify filename or headers
\ No newline at end of file
+        assert (
+            upload.filename == "sample.txt"
+        )  # make sure .read_text() doesn't modify filename or headers