如何使用python 3从back4app检索对象?
我正在尝试使用python与存储在back4app中的数据库进行交互。发送GET请求后,我得到“{'message':'notfound','error':{}”。我的python代码如下所示:如何使用python 3从back4app检索对象?,python,python-3.x,back4app,Python,Python 3.x,Back4app,我正在尝试使用python与存储在back4app中的数据库进行交互。发送GET请求后,我得到“{'message':'notfound','error':{}”。我的python代码如下所示: import json, http.client, urllib.parse # create a connection to the server url = "parseapi.back4app.com" connection = http.client.HTTPSConnection(url) c
import json, http.client, urllib.parse
# create a connection to the server
url = "parseapi.back4app.com"
connection = http.client.HTTPSConnection(url)
connection.connect()
# define parameter for GET request
params = urllib.parse.urlencode({"where":json.dumps({"Name": "Dru Love"})})
# perform GET request
connection.request('GET', '/parse/classes/PGA?%s' % params, '', {
"X-Parse-Application-Id": "app_id",
"X-Parse-REST-API-Key": "api_key"
})
# store response in result variable
result = json.loads(connection.getresponse().read())
connection.close()
print(result)
connection.request('GET', '/classes/PGA?%s' % params, '', {
"X-Parse-Application-Id": app_id,
"X-Parse-REST-API-Key": api_key,
})
答复:
{'message': 'Not Found', 'error': {}}
我真的被推荐使用这个软件包。这个包非常好,用于
HTTP
调用
为你的情况举个小例子
# Your payloads
params = {
"X-Parse-Application-Id": "app-id",
"X-Parse-REST-API-Key": "YOUR_IP_KEY"
}
url = 'https://parseapi.back4app.com/parse/classes/Congressmen'
# GET method, with URI parameters
response = requests.get(url, params=params)
print(response.url)
# Get json data from a response.
print(response.json())
问题出在对connection.request()的调用中。应该从传入的url中删除“/parse”。工作代码如下所示:
import json, http.client, urllib.parse
# create a connection to the server
url = "parseapi.back4app.com"
connection = http.client.HTTPSConnection(url)
connection.connect()
# define parameter for GET request
params = urllib.parse.urlencode({"where":json.dumps({"Name": "Dru Love"})})
# perform GET request
connection.request('GET', '/parse/classes/PGA?%s' % params, '', {
"X-Parse-Application-Id": "app_id",
"X-Parse-REST-API-Key": "api_key"
})
# store response in result variable
result = json.loads(connection.getresponse().read())
connection.close()
print(result)
connection.request('GET', '/classes/PGA?%s' % params, '', {
"X-Parse-Application-Id": app_id,
"X-Parse-REST-API-Key": api_key,
})
没有阅读文档(指针),我想知道
$
。看起来不对,在RESTAPI键之前?它位于back4app提供的rest api文档中。我试着移除它,但似乎没有任何改变,结果是一样的。我仍然有同样的问题。我得到的回答是:{'error':'unauthorized'}{'error':'unauthorized'}
意味着你提供了一个错误的凭证,请检查你的app id
或api\u key
。我的app id和restapi key绝对正确,我在这一点上检查了四次。老实说,我最不确定的是我正在使用的url。我是否使用了正确的url?如果没有,我在哪里可以找到正确的?我对parseapi