```ruby
require "stringio"
require "thread"
require "rake"
require "rake/remote_task"
require "colorize"
require "fezzik/base.rb"
require "fezzik/environment.rb"
require "fezzik/io.rb"
require "fezzik/util.rb"
require "fezzik/version.rb"
```

Delete .rb from some requires
user
```ruby
require "stringio"
require "thread"
require "rake"
require "rake/remote_task"
require "colorize"
require "fezzik/base"
require "fezzik/environment"
require "fezzik/io"
require "fezzik/util"
require "fezzik/version"
```
assistant