Podfile

# Uncomment the next line to define a global platform for your project
# platform :ios, '9.0'

def downgrade_swift
    
    post_install do |installer|
        
        installer.pods_project.build_configurations.each do |config|
            config.build_settings.delete('CODE_SIGNING_ALLOWED')
            config.build_settings.delete('CODE_SIGNING_REQUIRED')
        end
        
    end
    
end

target 'PlaygroundExamples' do
  # Comment the next line if you're not using Swift and don't want to use dynamic frameworks
  use_frameworks!
  
  pod "ReactiveSwift"
  pod "ReactiveCocoa"
  pod "Result"
  downgrade_swift
  # Pods for PlaygroundExamples

  target 'PlaygroundExamplesTests' do
    inherit! :search_paths
    
    # Pods for testing
  end

end