Module: Daru::DataFrame::SetSingleIndexStrategy

Defined in:

lib/daru/dataframe.rb

Class Method Summary

• .delete_vector(df, col) ⇒ Object
• .new_index(df, col) ⇒ Object
• .uniq_size(df, col) ⇒ Object

Class Method Details

.delete_vector(df, col) ⇒ Object

# File 'lib/daru/dataframe.rb', line 1545

def self.delete_vector(df, col)
  df.delete_vector(col)
end

.new_index(df, col) ⇒ Object

# File 'lib/daru/dataframe.rb', line 1541

def self.new_index(df, col)
  Daru::Index.new(df[col].to_a)
end

.uniq_size(df, col) ⇒ Object

# File 'lib/daru/dataframe.rb', line 1537

def self.uniq_size(df, col)
  df[col].uniq.size
end