title: 'Series' object has no attribute 'applymap'
body: <p>I am trying to use applymap to my dataset to create floats into integers. But I get the "'Series' object has no attribute 'applymap'" error.</p>
  
  <pre><code>import pandas as pd
  import matplotlib as mpl
  import matplotlib.pyplot as plt
  import numpy as np
  from matplotlib.pyplot import pie, axis, show
  from pandas import Series,DataFrame
  
  class Dataset():
  def __init__(self, input):
      self.choice = input
      self.file = 0
  
  def read(self):
      if self.choice == ("1"):
          self.file = pd.read_csv('mycsv.csv')
          self.file.plot(kind='bar')
          print(df)
  
          self.file['Value'].applymap(float)
  
  def __str__(self):
      return str(self.file)
  
  def applymap(self):
      return self.file.applymap(float)
  
  i = (input("Pick a DataSet= "))
  df = Dataset(i)
  df.read()
  plt.show()
  </code></pre>