يوضّح لك هذا الدليل كيفية بدء استخدام Developer Knowledge API باستخدام مكتبات العملاء الرسمية. ستتعرّف على كيفية إعداد بيئتك وتثبيت مكتبة البرامج للغة المفضّلة لديك وإجراء طلبات إلى واجهة برمجة التطبيقات للبحث عن مستندات المطوّرين واستردادها.
قبل البدء
قبل البدء في استخدام مكتبات عملاء Developer Knowledge API، يُرجى إكمال الأقسام التالية.
تفعيل واجهة برمجة التطبيقات
- افتح صفحة Developer Knowledge API في مكتبة Google APIs.
- تأكَّد من اختيار المشروع الصحيح الذي تنوي استخدام واجهة برمجة التطبيقات فيه.
- انقر على تفعيل. لا تتطلّب واجهة برمجة التطبيقات أي أدوار محدّدة في "إدارة الهوية وإمكانية الوصول" لتفعيلها أو استخدامها.
إعداد المصادقة
تستخدم مكتبات برامج واجهة Developer Knowledge API بيانات الاعتماد التلقائية للتطبيق (ADC) للمصادقة على الطلبات.
لإعداد بيانات اعتماد المصادقة المحلية، شغِّل الأمر التالي:
gcloud auth application-default login
لمزيد من المعلومات حول خيارات بيانات الاعتماد، مثل حسابات الخدمة، يمكنك الرجوع إلى مستندات "بيانات الاعتماد التلقائية للتطبيق".
تثبيت مكتبة البرامج
لتثبيت مكتبة برامج واجهة برمجة التطبيقات الرسمية الخاصة بـ Developer Knowledge API، اختَر لغة البرمجة التي تريدها:
Python
pip install google-developer-knowledge
Node.js وTypeScript
npm install @google/developer-knowledge
Go
go get cloud.google.com/go/developerknowledge/apiv1
جافا
<!-- Maven dependency -->
<dependency>
<groupId>com.google.cloud</groupId>
<artifactId>google-cloud-developer-knowledge</artifactId>
<version>0.3.0</version>
</dependency>
الإجابة عن طلب بحث باستخدام ميزة "الإنشاء المستند إلى بيانات واقعية"
تجيب نقطة النهاية AnswerQuery عن الأسئلة المعقّدة باللغة الطبيعية، مثل الأسئلة المتعلقة بإعداد الرموز البرمجية وإجراءات تحديد المشاكل وحلّها وإمكانات المنتجات، وذلك من خلال تجميع المعلومات من مصادر متعدّدة للمستندات الرسمية.
اختَر علامة تبويب لغة للاطّلاع على مثال حول كيفية الاتصال بـ AnswerQuery:
Python
from google.cloud import developer_knowledge_v1
def answer_query(
query: str = "How do I create a Google Cloud Storage bucket?",
) -> developer_knowledge_v1.AnswerQueryResponse:
"""Answers a developer question grounded in Google developer documentation.
Args:
query: The technical question to answer.
Returns:
The AnswerQueryResponse containing the grounded answer,
citations, and references.
"""
client = developer_knowledge_v1.DeveloperKnowledgeClient()
request = developer_knowledge_v1.AnswerQueryRequest(
query=query,
)
response = client.answer_query(request=request)
print(f"Answer:\n{response.answer.answer_text}\n")
print(f"Citations count: {len(response.answer.citations)}")
print(f"References count: {len(response.answer.references)}")
return response
Node.js وTypeScript
const {DeveloperKnowledgeClient} = require('@google/developer-knowledge');
/**
* Answers a developer question grounded in Google developer documentation.
*
* @param {string} query The technical question to answer.
*/
async function answerQuery(
query = 'How do I create a Google Cloud Storage bucket?'
) {
const client = new DeveloperKnowledgeClient();
const request = {
query,
};
const [response] = await client.answerQuery(request);
console.log(`Answer:\n${response.answer.answerText}\n`);
const citationsCount = response.answer.citations
? response.answer.citations.length
: 0;
const referencesCount = response.answer.references
? response.answer.references.length
: 0;
console.log(`Citations count: ${citationsCount}`);
console.log(`References count: ${referencesCount}`);
return response;
}
Go
import (
"context"
"fmt"
"io"
developerknowledge "cloud.google.com/go/developerknowledge/apiv1"
developerknowledgepb "cloud.google.com/go/developerknowledge/apiv1/developerknowledgepb"
)
// answerQuery answers a developer question grounded in Google developer documentation.
func answerQuery(w io.Writer, query string) (*developerknowledgepb.AnswerQueryResponse, error) {
ctx := context.Background()
client, err := developerknowledge.NewDeveloperKnowledgeClient(ctx)
if err != nil {
return nil, fmt.Errorf("developerknowledge.NewDeveloperKnowledgeClient: %w", err)
}
defer client.Close()
req := &developerknowledgepb.AnswerQueryRequest{
Query: query,
}
resp, err := client.AnswerQuery(ctx, req)
if err != nil {
return nil, fmt.Errorf("AnswerQuery: %w", err)
}
if resp.GetAnswer() != nil {
fmt.Fprintf(w, "Answer:\n%s\n\n", resp.GetAnswer().GetAnswerText())
fmt.Fprintf(w, "Citations count: %d\n", len(resp.GetAnswer().GetCitations()))
fmt.Fprintf(w, "References count: %d\n", len(resp.GetAnswer().GetReferences()))
}
return resp, nil
}
جافا
import com.google.developers.knowledge.v1.AnswerQueryRequest;
import com.google.developers.knowledge.v1.AnswerQueryResponse;
import com.google.developers.knowledge.v1.DeveloperKnowledgeClient;
import java.io.IOException;
public class AnswerQuery {
public static void main(String[] args) throws IOException {
// TODO(developer): Replace these variables before running the sample.
String query = "How do I create a Google Cloud Storage bucket?";
answerQuery(query);
}
// Answers a developer question grounded in Google developer documentation.
public static AnswerQueryResponse answerQuery(String query) throws IOException {
// Initialize client that will be used to send requests. This client only needs to be created
// once, and can be reused for multiple requests. After completing all of your requests, call
// the "close" method on the client to safely clean up any remaining background resources.
try (DeveloperKnowledgeClient client = DeveloperKnowledgeClient.create()) {
AnswerQueryRequest request =
AnswerQueryRequest.newBuilder().setQuery(query).build();
AnswerQueryResponse response = client.answerQuery(request);
System.out.println("Answer:\n" + response.getAnswer().getAnswerText() + "\n");
System.out.println("Citations count: " + response.getAnswer().getCitationsCount());
System.out.println("References count: " + response.getAnswer().getReferencesCount());
return response;
}
}
}
البحث عن أجزاء من المستندات
للعثور على مقاطع نصية دقيقة ومترجمة ضمن المستندات بدلاً من الحصول على إجابة مركّبة، استخدِم نقطة النهاية SearchDocumentChunks. تفحص هذه الطريقة مجموعة المستندات وتعرض مقتطفات فردية من المحتوى (أجزاء) إلى جانب معرّفات المستندات الأصلية، ويمكنك استخدامها لاسترداد محتوى المستند الكامل.
اختَر علامة تبويب اللغة للاطّلاع على مثال حول كيفية البحث عن أجزاء من المستند:
Python
from google.cloud import developer_knowledge_v1
def search_document_chunks(
query: str = "How to create a Cloud Storage bucket",
page_size: int = 5,
) -> (
developer_knowledge_v1.services.developer_knowledge.pagers.SearchDocumentChunksPager
):
"""Searches developer documentation chunks for a given query.
Args:
query: The natural language search query.
page_size: The maximum number of document chunks to return.
Returns:
The SearchDocumentChunksPager containing relevant document chunks.
"""
client = developer_knowledge_v1.DeveloperKnowledgeClient()
request = developer_knowledge_v1.SearchDocumentChunksRequest(
query=query,
page_size=page_size,
)
response = client.search_document_chunks(request=request)
count = 0
for chunk in response:
print(f"Parent Document: {chunk.parent}")
print(f"Chunk ID: {chunk.id}")
print(f"Content: {chunk.content[:100]}...\n")
count += 1
if page_size > 0 and count >= page_size:
break
return response
Node.js وTypeScript
const {DeveloperKnowledgeClient} = require('@google/developer-knowledge');
/**
* Searches developer documentation chunks for a given query.
*
* @param {string} query The search query string.
* @param {number} pageSize The maximum number of document chunks to return.
*/
async function searchDocumentChunks(
query = 'How to create a Cloud Storage bucket',
pageSize = 5
) {
const client = new DeveloperKnowledgeClient();
const request = {
query,
pageSize,
};
// Warning: Should always disable autoPaginate to avoid iterating through all pages.
// By default NodeJS SDK returns an iterable where you can iterate through all
// search results instead of only the limited number of results requested on pageSize.
const [chunks] = await client.searchDocumentChunks(request, {
autoPaginate: false,
});
for (const chunk of chunks) {
console.log(`Parent Document: ${chunk.parent}`);
console.log(`Chunk ID: ${chunk.id}`);
console.log(`Content Preview: ${chunk.content.substring(0, 100)}...\n`);
}
return chunks;
}
Go
import (
"context"
"fmt"
"io"
developerknowledge "cloud.google.com/go/developerknowledge/apiv1"
developerknowledgepb "cloud.google.com/go/developerknowledge/apiv1/developerknowledgepb"
"google.golang.org/api/iterator"
)
// searchDocumentChunks searches developer documentation chunks for a given query.
func searchDocumentChunks(w io.Writer, query string, pageSize int32) ([]*developerknowledgepb.DocumentChunk, error) {
ctx := context.Background()
client, err := developerknowledge.NewDeveloperKnowledgeClient(ctx)
if err != nil {
return nil, fmt.Errorf("developerknowledge.NewDeveloperKnowledgeClient: %w", err)
}
defer client.Close()
req := &developerknowledgepb.SearchDocumentChunksRequest{
Query: query,
PageSize: pageSize,
}
var results []*developerknowledgepb.DocumentChunk
it := client.SearchDocumentChunks(ctx, req)
for {
chunk, err := it.Next()
if err == iterator.Done {
break
}
if err != nil {
return nil, fmt.Errorf("SearchDocumentChunks: %w", err)
}
results = append(results, chunk)
fmt.Fprintf(w, "Parent Document: %s\n", chunk.GetParent())
fmt.Fprintf(w, "Chunk ID: %s\n", chunk.GetId())
fmt.Fprintf(w, "Content: %s\n\n", chunk.GetContent())
if pageSize > 0 && len(results) >= int(pageSize) {
break
}
}
return results, nil
}
جافا
import com.google.developers.knowledge.v1.DeveloperKnowledgeClient;
import com.google.developers.knowledge.v1.DeveloperKnowledgeClient.SearchDocumentChunksPagedResponse;
import com.google.developers.knowledge.v1.DocumentChunk;
import com.google.developers.knowledge.v1.SearchDocumentChunksRequest;
import java.io.IOException;
public class SearchDocumentChunks {
public static void main(String[] args) throws IOException {
// TODO(developer): Replace these variables before running the sample.
String query = "How to create a Cloud Storage bucket";
int pageSize = 5;
searchDocumentChunks(query, pageSize);
}
// Searches developer documentation chunks for a given query.
public static SearchDocumentChunksPagedResponse searchDocumentChunks(
String query, int pageSize) throws IOException {
// Initialize client that will be used to send requests. This client only needs to be created
// once, and can be reused for multiple requests. After completing all of your requests, call
// the "close" method on the client to safely clean up any remaining background resources.
try (DeveloperKnowledgeClient client = DeveloperKnowledgeClient.create()) {
SearchDocumentChunksRequest request =
SearchDocumentChunksRequest.newBuilder()
.setQuery(query)
.setPageSize(pageSize)
.build();
SearchDocumentChunksPagedResponse response = client.searchDocumentChunks(request);
for (DocumentChunk chunk : response.getPage().getValues()) {
System.out.println("Parent Document: " + chunk.getParent());
System.out.println("Chunk ID: " + chunk.getId());
String preview = chunk.getContent();
if (preview.length() > 100) {
preview = preview.substring(0, 100) + "...";
}
System.out.println("Content: " + preview + "\n");
}
return response;
}
}
}
استرداد مستند
يحتوي كل جزء من المستند على الحقل parent الذي يتضمّن اسم المورد للمستند الرئيسي. استخدِم GetDocument مع اسم المرجع هذا لاسترداد المستند الكامل.
تستردّ الأمثلة التالية مستندًا نموذجيًا. يمكنك استبدال اسم مستند النموذج بأي اسم مورد parent يتم عرضه في نتائج البحث.
اختَر علامة تبويب لغة للاطّلاع على مثال حول كيفية الاتصال بـ GetDocument:
Python
from google.cloud import developer_knowledge_v1
def get_document(
name: str = "documents/docs.cloud.google.com/storage/docs/creating-buckets",
) -> developer_knowledge_v1.Document:
"""Retrieves a single developer documentation page by its resource name.
Args:
name: The resource name of the document in format
'documents/{uri_without_scheme}'.
Returns:
The Document containing the full Markdown content and metadata.
"""
client = developer_knowledge_v1.DeveloperKnowledgeClient()
request = developer_knowledge_v1.GetDocumentRequest(
name=name,
)
document = client.get_document(request=request)
print(f"Title: {document.title}")
print(f"URI: {document.uri}")
print(f"Data Source: {document.data_source}")
print(f"Content Length: {document.content_length_bytes} bytes")
print(f"Content Preview: {document.content[:150]}...\n")
return document
Node.js وTypeScript
const {DeveloperKnowledgeClient} = require('@google/developer-knowledge');
/**
* Retrieves a single developer documentation page by its resource name.
*
* @param {string} name The resource name in format 'documents/{uri_without_scheme}'.
*/
async function getDocument(
name = 'documents/docs.cloud.google.com/storage/docs/creating-buckets'
) {
const client = new DeveloperKnowledgeClient();
const request = {
name,
};
const [document] = await client.getDocument(request);
console.log(`Title: ${document.title}`);
console.log(`URI: ${document.uri}`);
console.log(`Data Source: ${document.dataSource}`);
console.log(`Content Length: ${document.contentLengthBytes} bytes`);
console.log(`Content Preview: ${document.content.substring(0, 150)}...\n`);
return document;
}
Go
import (
"context"
"fmt"
"io"
developerknowledge "cloud.google.com/go/developerknowledge/apiv1"
developerknowledgepb "cloud.google.com/go/developerknowledge/apiv1/developerknowledgepb"
)
// getDocument retrieves a single developer documentation page by its resource name.
func getDocument(w io.Writer, name string) (*developerknowledgepb.Document, error) {
ctx := context.Background()
client, err := developerknowledge.NewDeveloperKnowledgeClient(ctx)
if err != nil {
return nil, fmt.Errorf("developerknowledge.NewDeveloperKnowledgeClient: %w", err)
}
defer client.Close()
req := &developerknowledgepb.GetDocumentRequest{
Name: name,
}
doc, err := client.GetDocument(ctx, req)
if err != nil {
return nil, fmt.Errorf("GetDocument: %w", err)
}
fmt.Fprintf(w, "Title: %s\n", doc.GetTitle())
fmt.Fprintf(w, "URI: %s\n", doc.GetUri())
fmt.Fprintf(w, "Data Source: %s\n", doc.GetDataSource())
fmt.Fprintf(w, "Content Length: %d bytes\n\n", doc.GetContentLengthBytes())
return doc, nil
}
جافا
import com.google.developers.knowledge.v1.DeveloperKnowledgeClient;
import com.google.developers.knowledge.v1.Document;
import com.google.developers.knowledge.v1.GetDocumentRequest;
import java.io.IOException;
public class GetDocument {
public static void main(String[] args) throws IOException {
// TODO(developer): Replace these variables before running the sample.
String name = "documents/docs.cloud.google.com/storage/docs/creating-buckets";
getDocument(name);
}
// Retrieves a single developer documentation page by its resource name.
public static Document getDocument(String name) throws IOException {
// Initialize client that will be used to send requests. This client only needs to be created
// once, and can be reused for multiple requests. After completing all of your requests, call
// the "close" method on the client to safely clean up any remaining background resources.
try (DeveloperKnowledgeClient client = DeveloperKnowledgeClient.create()) {
GetDocumentRequest request = GetDocumentRequest.newBuilder().setName(name).build();
Document document = client.getDocument(request);
System.out.println("Title: " + document.getTitle());
System.out.println("URI: " + document.getUri());
System.out.println("Data Source: " + document.getDataSource());
System.out.println("Content Length: " + document.getContentLengthBytes() + " bytes");
String preview = document.getContent();
if (preview.length() > 150) {
preview = preview.substring(0, 150) + "...";
}
System.out.println("Content Preview: " + preview + "\n");
return document;
}
}
}
استرداد مستندات متعددة
استخدِم BatchGetDocuments لاسترداد ما يصل إلى 20 مستندًا حسب اسم المورد في طلب بيانات واحد من واجهة برمجة التطبيقات.
اختَر علامة تبويب لغة للاطّلاع على مثال حول كيفية الاتصال بـ BatchGetDocuments:
Python
from typing import List, Optional
from google.cloud import developer_knowledge_v1
def batch_get_documents(
names: Optional[List[str]] = None,
) -> developer_knowledge_v1.BatchGetDocumentsResponse:
"""Retrieves multiple developer documentation pages in a single request.
Args:
names: A list of resource names in format 'documents/{uri_without_scheme}'.
Returns:
The BatchGetDocumentsResponse containing the retrieved documents.
"""
if names is None:
names = [
"documents/docs.cloud.google.com/storage/docs/creating-buckets",
"documents/docs.cloud.google.com/storage/docs/deleting-buckets",
]
client = developer_knowledge_v1.DeveloperKnowledgeClient()
request = developer_knowledge_v1.BatchGetDocumentsRequest(
names=names,
)
response = client.batch_get_documents(request=request)
for doc in response.documents:
print(f"Title: {doc.title}")
print(f"URI: {doc.uri}")
print(f"Content Length: {doc.content_length_bytes} bytes\n")
return response
Node.js وTypeScript
const {DeveloperKnowledgeClient} = require('@google/developer-knowledge');
/**
* Retrieves multiple developer documentation pages in a single request.
*
* @param {string[]} names Array of resource names in format 'documents/{uri_without_scheme}'.
*/
async function batchGetDocuments(
names = [
'documents/docs.cloud.google.com/storage/docs/creating-buckets',
'documents/docs.cloud.google.com/storage/docs/deleting-buckets',
]
) {
const client = new DeveloperKnowledgeClient();
const request = {
names,
};
const [response] = await client.batchGetDocuments(request);
if (response.documents) {
for (const doc of response.documents) {
console.log(`Title: ${doc.title}`);
console.log(`URI: ${doc.uri}`);
console.log(`Content Length: ${doc.contentLengthBytes} bytes\n`);
}
}
return response;
}
Go
import (
"context"
"fmt"
"io"
developerknowledge "cloud.google.com/go/developerknowledge/apiv1"
developerknowledgepb "cloud.google.com/go/developerknowledge/apiv1/developerknowledgepb"
)
// batchGetDocuments retrieves multiple developer documentation pages in a single request.
func batchGetDocuments(w io.Writer, names []string) (*developerknowledgepb.BatchGetDocumentsResponse, error) {
ctx := context.Background()
client, err := developerknowledge.NewDeveloperKnowledgeClient(ctx)
if err != nil {
return nil, fmt.Errorf("developerknowledge.NewDeveloperKnowledgeClient: %w", err)
}
defer client.Close()
req := &developerknowledgepb.BatchGetDocumentsRequest{
Names: names,
}
resp, err := client.BatchGetDocuments(ctx, req)
if err != nil {
return nil, fmt.Errorf("BatchGetDocuments: %w", err)
}
for _, doc := range resp.GetDocuments() {
fmt.Fprintf(w, "Title: %s\n", doc.GetTitle())
fmt.Fprintf(w, "\tURI: %s\n", doc.GetUri())
fmt.Fprintf(w, "\tContent Length: %d bytes\n\n", doc.GetContentLengthBytes())
}
return resp, nil
}
جافا
import com.google.developers.knowledge.v1.BatchGetDocumentsRequest;
import com.google.developers.knowledge.v1.BatchGetDocumentsResponse;
import com.google.developers.knowledge.v1.DeveloperKnowledgeClient;
import com.google.developers.knowledge.v1.Document;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
public class BatchGetDocuments {
public static void main(String[] args) throws IOException {
// TODO(developer): Replace these variables before running the sample.
List<String> names =
Arrays.asList(
"documents/docs.cloud.google.com/storage/docs/creating-buckets",
"documents/docs.cloud.google.com/storage/docs/deleting-buckets");
batchGetDocuments(names);
}
// Retrieves multiple developer documentation pages in a single request.
public static BatchGetDocumentsResponse batchGetDocuments(List<String> names) throws IOException {
// Initialize client that will be used to send requests. This client only needs to be created
// once, and can be reused for multiple requests. After completing all of your requests, call
// the "close" method on the client to safely clean up any remaining background resources.
try (DeveloperKnowledgeClient client = DeveloperKnowledgeClient.create()) {
BatchGetDocumentsRequest request =
BatchGetDocumentsRequest.newBuilder().addAllNames(names).build();
BatchGetDocumentsResponse response = client.batchGetDocuments(request);
for (Document doc : response.getDocumentsList()) {
System.out.println("Title: " + doc.getTitle());
System.out.println("URI: " + doc.getUri());
System.out.println("Content Length: " + doc.getContentLengthBytes() + " bytes\n");
}
return response;
}
}
}
الخطوات التالية
- يمكنك الاطّلاع على مرجع مجموعة المستندات لعرض القائمة الكاملة بالمستندات المضمّنة.
- يُرجى الرجوع إلى مستندات مرجع واجهة برمجة التطبيقات للحصول على تفاصيل حول طرق واجهة برمجة التطبيقات ومَعلماتها.
- كيفية إعداد خادم MCP في Google Antigravity