我试过了
list1 = [{"username": "abhi", "pass": 2087}]
return render_template("file_output.html", list1=list1)
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在模板中
<table border=2>
<tr>
<td>
Key
</td>
<td>
Value
</td>
</tr>
{% for dictionary in list1 %}
{% for key in dictionary %}
<tr>
<td>
<h3>{{ key }}</h3>
</td>
<td>
<h3>{{ dictionary[key] }}</h3>
</td>
</tr>
{% endfor %}
{% endfor %}
</table>
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上面的代码将每个元素分成多个
核心价值 [
{
"
ü
小号
e ...
我在一个简单的python脚本中测试了上面的嵌套循环,它工作正常,但不是在jinja模板中.
我试图嵌入访问和密钥以及aws cli.例如
aws ec2 describe-instances --aws-access-key <access_key> --aws-secret-key <secret_key>
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还分别尝试使用-o和-w选项进行访问和密钥.它说:未知选项aws-access-key和aws-secret-key
我有一个简单的lambda函数,它返回一个dict响应,另一个lambda函数调用该函数并打印响应.
lambda函数A.
def handler(event,context):
params = event['list']
return {"params" : params + ["abc"]}
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lambda函数B调用A
a=[1,2,3]
x = {"list" : a}
invoke_response = lambda_client.invoke(FunctionName="monitor-workspaces-status",
InvocationType='Event',
Payload=json.dumps(x))
print (invoke_response)
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invoke_response
{u'Payload': <botocore.response.StreamingBody object at 0x7f47c58a1e90>, 'ResponseMetadata': {'HTTPStatusCode': 202, 'RequestId': '9a6a6820-0841-11e6-ba22-ad11a929daea'}, u'StatusCode': 202}
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为什么响应状态为202?另外,如何从invoke_response获取响应数据?我找不到如何做到这一点的明确文件.
我在我的烧瓶服务器中使用重定向来调用另一个webservice api.eg
@app.route('/hello')
def hello():
return redirect("http://google.com")
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该网址逻辑上更改为google.com,但有什么方法可以保持相同的网址?或任何其他方式来获得webservice调用.
我试图将页脚放在底部,并在页脚上方有一条水平线。但我什至无法将页脚放在底部。尝试了很多帖子和博客,但我错过了一些东西。我正在使用一些博客的基础来创建注册页面。
<div id="header">
</div>
<div id="main">
<div id="container">
<form action="index.html" method="post">
<p id="form_title" style='color:#808080'>Create an Account</p>
<fieldset>
<legend style="color:#585858">Get started with Your Profile</legend>
<label for="name" style='color:#808080;font-size:14px'>CUSTOM NAME</label>
<input type="text" id="name" name="user_name" style="color:#404040">
<label for="type" style='color:#808080;font-size:14px'>TYPE</label>
<select id="sel-type" name="type">
<option value="frontend_developer">Front-End Developer</option>
<option value="php_developor">PHP Developer</option>
<option value="python_developer">Python Developer</option>
<option value="rails_developer"> Rails Developer</option>
<option value="web_designer">Web Designer</option>
<option value="WordPress_developer">WordPress Developer</option>
</select>
<label for="type" style='color:#808080;font-size:14px'>REGION</label>
<select id="sel-region" name="region">
<option value="frontend_developer">Front-End Developer</option>
<option value="php_developor">PHP Developer</option>
<option value="python_developer">Python Developer</option>
<option value="rails_developer"> Rails Developer</option>
<option …
Run Code Online (Sandbox Code Playgroud) 我试图通过 AWS CLI 探索一项名为 Workspaces 的新 AWS 服务,它似乎能够满足每秒 1 个请求。当我尝试同时多次点击时,它会抛出ThrottlingException
错误。由于工作空间尚未包含在boto
包中,因此我通过子进程调用在 python 中使用 CLI。
def describe_workspaces():
process=subprocess.Popen(access_endpoint.split(), stdout=subprocess.PIPE)
output=process.communicate()[0]
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因此,如果我调用此函数 >=1/sec,则会出现 ThrottlingException。怎么处理呢?并且会有多个用户同时调用该函数。
我正在考虑进行批处理和异步调用,但如何适应这种架构?
我正在尝试从此 json 上传数据:
JSON-A
[
{"name": "james", "id": 41},
{"name": "scott", "id": 62},
{"name": "abhi", "id": 16},
{"name": "kevin", "id": 53},
{"name": "beau", "id": 12},
{"name": "shally", "id": 35},
{"name": "jude", "id": 53},
{"name": "jason", "id": 77},
{"name": "hongjian", "id": 35},
{"name": "madhur", "id": 6}
]
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如果它有父“数据”键,例如
JSON-B
["data":{"name": "james","id": 41"},{.....}]
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然后我知道我可以这样做:
CREATE EXTERNAL TABLE IF NOT EXISTS test.test (
`data` array<struct<`name`:string,`id`:bigint>>
)
ROW FORMAT SERDE 'org.openx.data.jsonserde.JsonSerDe'
WITH SERDEPROPERTIES (
'serialization.format' = '1'
) LOCATION 's3://test-bucket/';
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但是 JSON-A 应该怎么做呢?
@app.route('/get-details')
def getDetails():
cur.execute("select * from employee")
rows = cur.fetchall()
columns = [desc[0] for desc in cur.description]
result = []
for row in rows:
row = dict(zip(columns, row))
#json_row=json.dumps(row)
result.append(row)
json_response=json.dumps(result)
response=Response(json_response,content_type='application/json; charset=utf-8')
response.headers.add('content-length',len(json_response))
response.status_code=200
return response
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@app.route('/get-details')
def getDetails():
r=requests.get('http://localhost:8084/get-details')
return r.json() #error in this line, however r.text is rendering the result but in html
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Error on request:
Traceback (most recent call last):
File "/usr/local/lib/python2.7/dist-packages/werkzeug/serving.py", line 177, in run_wsgi
execute(self.server.app)
File "/usr/local/lib/python2.7/dist-packages/werkzeug/serving.py", line 165, in execute …
Run Code Online (Sandbox Code Playgroud) 我有一张表-user_details具有500个读/写容量+ 500个索引以及目前超过5k个项目。我正在基于用户名查询表,而且似乎一直在给我“ ResourceNotFoundException”-
ClientError: An error occurred (ResourceNotFoundException) when calling the Query operation: Requested resource not found
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user_details_db_client = boto3.resource(dynamo_string, us_west_2).Table(user_details)
def if_details_exists_for_user(username,region = None):
time.sleep(1)
result = None
try:
if region:
#result = user_details_db_client.scan(FilterExpression=Attr('username').eq(username) & Attr('region').eq(region))
result = user_details_db_client.query(IndexName = "username-index", KeyConditionExpression = Key('username').eq(username), FilterExpression=Attr('region').eq(region))
else:
result = user_details_db_client.query(IndexName = "username-index", KeyConditionExpression = Key('username').eq(username))
#result = user_details_db_client.scan(FilterExpression=Attr('username').eq(username))
if result and result['Items']:
logger.info("User {} exists in user_details table for region {}".format(username,region))
return (True, result['Items'])
else:
return (False, FAILED)
except …
Run Code Online (Sandbox Code Playgroud) 我想转换
list1=["{\"username\":\"abhi\",\"pass\":2087}"]
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至
list1=[{"username":"abhi","pass":2087}]
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有没有办法做到这一点,没有大量的分裂和创建字典,然后列入列表?
python ×5
flask ×3
aws-cli ×2
boto3 ×2
json ×2
python-2.7 ×2
aws-lambda ×1
css ×1
dictionary ×1
html ×1
iteration ×1
jinja2 ×1
throttling ×1