Allow client to be duplicated from an existing Space (#3809)
* client
* readme
* readme
* fixes
* cleanup
* error messages
* format
* updates
* format
* build
* fixes
* fix tests
* Update client/python/gradio_client/client.py
Co-authored-by: aliabid94 <aabid94@gmail.com>
* set timeout
* rename
* format
* rename
* sleep timeout
* format
* mock secrets
* format
* format
* docstring
* fix test
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Co-authored-by: aliabid94 <aabid94@gmail.com>
