from fastapi import FastAPI

app = FastAPI()


@app.get("/")
def read_root():
    return {"Hello": "World"}


@app.get("/items/{item_id}")
def read_item(item_id: int, q: Union[str, None] = None):
    return {"item_id": item_id, "q": q}
```

### Dockerfile

同じプロジェクト・ディレクトリに`Dockerfile`というファイルを作成します：

```{ .dockerfile .annotate }
# (1)
FROM python:3.9

# (2)

		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrInvalidFileHeaderInfo: {
		Code:           "InvalidFileHeaderInfo",
		Description:    "The FileHeaderInfo is invalid. Only NONE, USE, and IGNORE are supported.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrInvalidJSONType: {
		Code:           "InvalidJsonType",

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		switch {
		case err == nil && test.expError != nil:
			t.Errorf("Test %d: Expected error %v but got none.", i, test.expError)
		case err == nil && n != int64(test.length):
			t.Errorf("Test %d: %d bytes were expected, but %d were written", i, test.length, n)

				if took > maxDurationSecondsForLog {
					// Log if we took a lot of time to load.
					logger.Info("IAM refresh took (duration: %.2fs)", took)
				}
			}

			// Run purge routines once in each hour.
			if refreshStart.Hour() != lastPurgeHour {
				lastPurgeHour = refreshStart.Hour()
				// Poll and remove accounts for those users who were removed
				// from LDAP/OpenID.

	}
	errSRDuplicateSites = SRError{
		Cause: errors.New("duplicate sites provided for site-replication"),
		Code:  ErrSiteReplicationInvalidRequest,
	}
	errSRSelfNotFound = SRError{
		Cause: errors.New("none of the given sites correspond to the current one"),
		Code:  ErrSiteReplicationInvalidRequest,
	}
	errSRPeerNotFound = SRError{
		Cause: errors.New("peer not found"),
		Code:  ErrSiteReplicationInvalidRequest,
	}

      body_fn, params->name, &loop_outputs);

  // Update name_map with newly-created ops.
  // TODO(skyewm): right now BuildWhileLoop() may alter the graph if it returns
  // a bad status. Once we fix this, we may want to return early instead of
  // executing the following code.
  for (int i = first_new_node_id; i < parent->graph.num_node_ids(); ++i) {
    Node* new_node = parent->graph.FindNodeId(i);

		bootstrapTraceMsgFirstTime("loading policy documents")
		if err := store.loadPolicyDocs(ctx, newCache.iamPolicyDocsMap); err != nil {
			return err
		}

		// Sets default canned policies, if none are set.
		setDefaultCannedPolicies(newCache.iamPolicyDocsMap)

		if store.getUsersSysType() == MinIOUsersSysType {
			bootstrapTraceMsgFirstTime("loading regular users")

		// Test Case - 11.
		// Case with valid UploadID, existing bucket name.
		// But using the object name from which NewMultipartUpload is not constructed from.
		{bucketName: bucket, objName: "none-object", uploadID: uploadID, PartID: 1, expectedError: fmt.Errorf("%s", "Invalid upload id "+uploadID)},
		// Test case - 12.
		// Input to replicate Md5 mismatch.
		{

	c.Assert(err, nil)
	c.Assert(response.StatusCode, http.StatusOK)

	var buffer bytes.Buffer
	// data to be written into buffer.
	data := "1234567890"
	// seed the random number generator once.
	rand.Seed(3)
	// generate a random number between 13 and 200.
	randInt := getRandomRange(13, 200, -1)
	// write into buffer till length of the buffer is greater than the generated random number.