I’m trying to create a presigned url that will help some customers to upload files . Here my test script that is currently working But if I’m adding: to Params (or add some metadata following the information in the put_object documentation I receive back from the server: I’ve open also a issue on BOTO3: https://github.com/boto/boto3/issues/1722 Answer This is covered in
Tag: amazon-s3
Download a folder from S3 using Boto3
Using Boto3 Python SDK, I was able to download files using the method bucket.download_file() Is there a way to download an entire folder? Answer quick and dirty but it works: Assuming you want to download the directory foo/bar from s3 then the for-loop will iterate all the files whose path starts with the Prefix=foo/bar.
Writing a pickle file to an s3 bucket in AWS
I’m trying to write a pandas dataframe as a pickle file into an s3 bucket in AWS. I know that I can write dataframe new_df as a csv to an s3 bucket as follows: I’ve tried using the same code as above with to_pickle() but with no success. Answer I’ve found the solution, need to call BytesIO into the buffer
AWS sync parameters not specified when AWS-CLI is run as a subprocess in Python
I have an AWS S3 bucket filled with data parameterized by date. I’d like to extract that data one date at a time using the AWS CLI (reference), specifically the aws s3 sync command. The following command does what I expect it to do: aws s3 sync s3://my-bucket-1 . –exclude “*” –include “*2018-01-17*” –dryrun Running this command from my command
Athena query fails with boto3 (S3 location invalid)
I’m trying to execute a query in Athena, but it fails. Code: But it raises the following exception: However, if I go to the Athena Console, go to Settings and enter the same S3 location (for example): the query runs fine. What’s wrong with my code? I’ve used the API of several the other services (eg, S3) successfully, but in
Django multiple image upload to S3
I am struggling to find a solution for a photo gallery in django. I’ve checkout out every django photo package (photologue, imagekit, etc.) I could find an none of them are really helping me in my quest. I am trying to build a simple image gallery that will allow me to upload multiple photos from the django admin and store
How to access an item from S3 using boto3 and read() its contents
I have a method that fetches a file from a URL and converts it to OpenCV image I would like to use boto3 to access an object from s3 bucket and convert it to an image just like above method does. However, I’m not sure how to access an item from a bucket using boto3 and then further how to
How to update metadata of an existing object in AWS S3 using python boto3?
boto3 documentation does not clearly specify how to update the user metadata of an already existing S3 Object. Answer It can be done using the copy_from() method –
Boto3: grabbing only selected objects from the S3 resource
I can grab and read all the objects in my AWS S3 bucket via and then would give me the path within the bucket. Is there a way to filter beforehand for only those files respecting a certain starting path (a directory in the bucket) so that I’d avoid looping over all the objects and filtering later? Answer Use the
Retrieving subfolders names in S3 bucket from boto3
Using boto3, I can access my AWS S3 bucket: Now, the bucket contains folder first-level, which itself contains several sub-folders named with a timestamp, for instance 1456753904534. I need to know the name of these sub-folders for another job I’m doing and I wonder whether I could have boto3 retrieve those for me. So I tried: which gives a dictionary,