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 ## Usage:
 The scripts all take one mandatory input file that describes your species and their associated data 
-(see example.yml in the "examples" folder of the repository)
+(see example.yml in the "examples" folder of the repository). Every dataset path in this input must be an absolute path.
 
 You must also fill in a "config" file containing sensible variables (galaxy and tripal passwords, etc..) that
 the script will read to create the different services and to access the galaxy container. By default, the config file