Class: Datasets::PenguinsRawData::SpeciesBase

Inherits:
Dataset
  • Object
show all
Defined in:
lib/datasets/penguins.rb

Direct Known Subclasses

Adelie, Chinstrap, Gentoo

Instance Attribute Summary collapse

Attributes inherited from Dataset

#metadata

Instance Method Summary collapse

Methods inherited from Dataset

#clear_cache!, #to_table

Constructor Details

#initialize ⇒ SpeciesBase

Returns a new instance of SpeciesBase.



25
26
27
28
29
30
31
32
33
34
 
# File 'lib/datasets/penguins.rb', line 25

def initialize
  super
  species = self.class.name.split("::").last.downcase
  @metadata.id = "palmerpenguins-#{species}"
  package_id = http_parameters["packageid"]
  @metadata.url = "https://portal.edirepository.org/nis/mapbrowse" +
                  "?packageid=#{package_id}"
  @metadata.licenses = ["CC0-1.0"]
  @data_path = cache_dir_path + "#{species}.csv"
end

Instance Attribute Details

#data_path ⇒ Object (readonly)

Returns the value of attribute data_path.



36
37
38
 
# File 'lib/datasets/penguins.rb', line 36

def data_path
  @data_path
end

Instance Method Details

#each ⇒ Object 



38
39
40
41
42
43
44
45
46
47
48
 
# File 'lib/datasets/penguins.rb', line 38

def each
  return to_enum(__method__) unless block_given?

  open_data do |csv|
    csv.each do |row|
      next if row[0].nil?
      record = Record.new(*row.fields)
      yield record
    end
  end
end