看到這篇文章我就默認你已經在你的電腦上使用 pipenv搭建好了虛擬環境并且設置好了開發環境(pycharm)。如果沒有,請參照這篇文章。文章傳送門
from flask import Flask #導入Flask類 app = Flask(__name__) # 實例化flask @app.route('/') # 使用路由,給 hello 函數定義一個路由,然后游覽器通過http 請求得到相對應的數據 def hello_world(): return 'Hello, World!'
運行結果:
請求指定的頁面信息,并返回實體主體。
# GET——傳參方式1 from flask import Flask, request app = Flask(__name__) @app.route('/api/get') def testGet(): name = request.args.get('name') ('name') print(name) return name + "是大哥!" if __name__ == '__main__': app.run()
運行結果:
# GET_傳參方式2 from flask import Flask, request app = Flask(__name__) @app.route("/api/get/int:id>") def testGetPath(id): print(type(id)) return f"收到參數 {id}" if __name__ == '__main__': app.run()
運行結果:
向指定資源提交數據進行處理請求(例如提交表單或者上傳文件)。數據被包含在請求體中。POST
請求可能會導致新的資源的建立和/或已有資源的修改。
# post_form from flask import Flask, request app = Flask(__name__) # post form-data @app.route("/api/post/form", methods=["POST"]) def testPostForm(): username = request.form.get("username") password = request.form.get("password") print(username, password) data = { "username": username, "password": password } return data if __name__ == '__main__': app.run()
運行結果:
from flask import Flask, request, jsonify app = Flask(__name__) class Student(): def __init__(self, id, name, age): self.id = id self.name = name self.age = age # toString def __repr__(self): return f"Student[id={self.id},name={self.name},age={self.age}]" @app.route("/api/post/json",methods=["POST"]) def testPostJson(): id = request.json.get("id") name = request.json.get("name") age = request.json.get("age") stu = Student(id,name,age) print(stu) return "測試OK了!" if __name__ == '__main__': app.run()
運行結果:
從客戶端向服務器傳送的數據取代指定的文檔的內容。
from flask import Flask, request app = Flask(__name__) @app.route("/api/put/int:id>") def testPut(id): print(type(id)) return f"上傳參數 {id}" if __name__ == '__main__': app.run()
運行結果:
from flask import Flask, request app = Flask(__name__) # PUT傳參——2 @app.route("/api/put", methods=["PUT"]) def testPut(): name = request.args.get('name') print(type(name)) return f"上傳參數 {name}" if __name__ == '__main__': app.run()
運行結果:
from flask import Flask, request, jsonify app = Flask(__name__) class Student(): def __init__(self, id, name, age): self.id = id self.name = name self.age = age def __repr__(self): return f"Student[id={self.id},name={self.name},age={self.age}]" @app.route("/api/put/json", methods=["PUT"]) def testPutJson(): id = request.json.get("id") name = request.json.get("name") age = request.json.get("age") stu = Student(id, name, age) print(stu) return "PUT傳json測試成功!!" if __name__ == '__main__': app.run()
運行結果:
請求服務器刪除指定的頁面。
DELETE_傳參
from flask import Flask, request, jsonify app = Flask(__name__) @app.route('/api/delete', methods=["DELETE"]) # 方式1 def testDelete(): name = request.args.get('name') print(name) return name + "是大哥!" @app.route("/api/delete/int:ID>", methods=["DELETE"]) #方式2 def testGetPath(ID): print(type(ID)) return f"測試值為 {ID}" if __name__ == '__main__': app.run()
運行結果同上!!!
到此這篇關于Flask交互基礎(GET、 POST 、PUT、 DELETE)的使用的文章就介紹到這了,更多相關Flask交互內容請搜索腳本之家以前的文章或繼續瀏覽下面的相關文章希望大家以后多多支持腳本之家!