boto3 dynamodb query example

Example 1: get item dynamodb boto3

def get_movie(title, year, dynamodb=None):
    if not dynamodb:
        dynamodb = boto3.resource('dynamodb', endpoint_url="http://localhost:8000")

    table = dynamodb.Table('Movies')

    try:
        response = table.get_item(Key={'year': year, 'title': title})
    except ClientError as e:
        print(e.response['Error']['Message'])
    else:
        return response['Item']

Example 2: dynamodb get all items boto3

import boto3
dynamodb = boto3.resource('dynamodb', region_name=region)

table = dynamodb.Table('my-table')

response = table.scan(FilterExpression=Attr('country').eq('US') & Attr('city').eq('NYC'))
data = response['Items']

while 'LastEvaluatedKey' in response:
    response = table.scan(ExclusiveStartKey=response['LastEvaluatedKey'])
    data.extend(response['Items'])
/**
 * Reset the text fill color so that placeholder is visible
 */
.npm__react-simple-code-editor__textarea:empty {
  -webkit-text-fill-color: inherit !important;
}

/**
 * Hack to apply on some CSS on IE10 and IE11
 */
@media all and (-ms-high-contrast: none), (-ms-high-contrast: active) {
  /**
    * IE doesn't support '-webkit-text-fill-color'
    * So we use 'color: transparent' to make the text transparent on IE
    * Unlike other browsers, it doesn't affect caret color in IE
    */
  .npm__react-simple-code-editor__textarea {
    color: transparent !important;
  }

  .npm__react-simple-code-editor__textarea::selection {
    background-color: #accef7 !important;
    color: transparent !important;
  }
}