transformers

91389357 - GenerationConfig: warn if pad token is negative (#30187)

GenerationConfig: warn if pad token is negative (#30187) * warn if pad token is negative * Update src/transformers/generation/configuration_utils.py Co-authored-by: amyeroberts <22614925+amyeroberts@users.noreply.github.com> * Update src/transformers/generation/configuration_utils.py Co-authored-by: Joao Gante <joaofranciscocardosogante@gmail.com> * Update src/transformers/generation/configuration_utils.py Co-authored-by: Joao Gante <joaofranciscocardosogante@gmail.com> --------- Co-authored-by: amyeroberts <22614925+amyeroberts@users.noreply.github.com> Co-authored-by: Joao Gante <joaofranciscocardosogante@gmail.com>