chore: fix code samples

Author: 0x9ef

readme.md

@@ -1,19 +1,20 @@
 # Golang OpenAI API Client
 
 An Golang native implementation to easily interacting with OpenAI API.
+https://beta.openai.com/docs/api-reference/
 
 ## Usage
 
 You can use environment variable to store API secret key
-```
+```sh
 export OPENAI_KEY=[YOUR_KEY]
 ```
 
 To initialize engine, use this:
 ```go
 e := openai.New(os.Getenv("OPENAI_KEY"))
 ```
- 
+
 ### Tips 
 
 #### Model
@@ -22,22 +23,22 @@ If you want to use the most powerful model to generate text outputs, ensure that
 #### Text edition
 You can use the bundle Completion+Edit to regenerate the response based on the last context.
 ```go
-e := openai.New(os.Getenv("OPENAI_KEY"))
-ctx := context.Background()
-completionResp, err := e.Completion(ctx, &openai.CompletionOptions{
-  // Choose model, you can see list of available models in models.go file
-	Model:  openai.ModelTextDavinci001, 
-  // Number of completion tokens to generate response. By default - 1024
-  MaxTokens: 1200, 
-  // Text to completion
-	Prompt: []string{"Write a little bit of Wikipedia. What is that?"},
-}) 
-
-editResp, err := e.Edit(ctx, &EditOptions{
-	Model:       ModelTextDavinci001,
-	Input:       completionResp.Choices[0],
-	Instruction: "Please rewrite a bit more and add more information about Wikipedia in different aspects. Please build based on that for 4 topics",
-})
+	e := openai.New(os.Getenv("OPENAI_KEY"))
+	ctx := context.Background()
+	completionResp, err := e.Completion(ctx, &openai.CompletionOptions{
+		// Choose model, you can see list of available models in models.go file
+		Model: openai.ModelTextDavinci001,
+		// Number of completion tokens to generate response. By default - 1024
+		MaxTokens: 1200,
+		// Text to completion
+		Prompt: []string{"Write a little bit of Wikipedia. What is that?"},
+	})
+
+	editResp, err := e.Edit(ctx, &EditOptions{
+		Model:       ModelTextDavinci001,
+		Input:       completionResp.Choices[0],
+		Instruction: "Please rewrite a bit more and add more information about Wikipedia in different aspects. Please build based on that for 4 topics",
+	})
 ```
 
 ### Text completion example 
@@ -46,15 +47,15 @@ Given a prompt, the model will return one or more predicted completions.
 **Note**: the default number of completion tokens is 1024, if you want to increase or decrease this limit, you should change `MaxTokens` parameter. 
 
 ```go
-e := openai.New(os.Getenv("OPENAI_KEY"))
-r, err := e.Completion(context.Background(), &openai.CompletionOptions{
-  // Choose model, you can see list of available models in models.go file
-	Model:  openai.ModelTextDavinci001, 
-  // Number of completion tokens to generate response. By default - 1024
-  MaxTokens: 1200, 
-  // Text to completion
-	Prompt: []string{"Write a little bit of Wikipedia. What is that?"},
-})
+	e := openai.New(os.Getenv("OPENAI_KEY"))
+	r, err := e.Completion(context.Background(), &openai.CompletionOptions{
+		// Choose model, you can see list of available models in models.go file
+		Model: openai.ModelTextDavinci001,
+		// Number of completion tokens to generate response. By default - 1024
+		MaxTokens: 1200,
+		// Text to completion
+		Prompt: []string{"Write a little bit of Wikipedia. What is that?"},
+	})
 ```
 
 You will get the next output:
@@ -95,27 +96,26 @@ import (
 	"log"
 	"os"
 	"testing"
-
-    "github.com/0x9ef/openai-go"
-) 
+  "github.com/0x9ef/openai-go"
+)
 
 func main() {
-    e := openai.New(os.Getenv("OPENAI_KEY"))
-    r, err := e.Completion(context.Background(), &openai.CompletionOptions{
-        // Choose model, you can see list of available models in models.go file
-        Model:  openai.ModelTextDavinci001, 
-        // Text to completion
-        Prompt: []string{"Write a little bit of Wikipedia. What is that?"}
-    })
+	e := openai.New(os.Getenv("OPENAI_KEY"))
+	r, err := e.Completion(context.Background(), &openai.CompletionOptions{
+		// Choose model, you can see list of available models in models.go file
+		Model: openai.ModelTextDavinci001,
+		// Text to completion
+		Prompt: []string{"Write a little bit of Wikipedia. What is that?"},
+	})
 
 	if b, err := json.MarshalIndent(r, "", "  "); err != nil {
 		panic(err)
 	} else {
 		fmt.Println(string(b))
 	}
 
-    // Wikipedia is a free online encyclopedia, created and edited by volunteers.
-    fmt.Println("What is the Wikipedia?", r.Choices[0].Text)
+	// Wikipedia is a free online encyclopedia, created and edited by volunteers.
+	fmt.Println("What is the Wikipedia?", r.Choices[0].Text)
 }
 ```
 
@@ -162,13 +162,13 @@ You will get the next output:
 To retrieve information about specified model instead of all models, you can do this:
 
 ```go
-e := openai.New(os.Getenv("OPENAI_KEY"))
-r, err := e.RetrieveModel(context.Background(), &openai.RetrieveModelOptions{
+	e := openai.New(os.Getenv("OPENAI_KEY"))
+	r, err := e.RetrieveModel(context.Background(), &openai.RetrieveModelOptions{
 		ID: openai.ModelDavinci,
 	})
-if err != nil {
-	log.Fatal(err)
-}
+	if err != nil {
+		log.Fatal(err)
+	}
 ```
 
 ## License