It’s because you specify --only-binary=:all:, but at least one of the packages in your requirements.txt, specifically splunk-sdk, does not provide a binary.
Try removing --only-binary=:all: from your command.
It’s because you specify --only-binary=:all:, but at least one of the packages in your requirements.txt, specifically splunk-sdk, does not provide a binary.
Try removing --only-binary=:all: from your command.