code: ### Case study Distribution of tips by gender
  
  import pandas as pd
  import plotly.express as px
  
  
  df = pd.read_csv("../data/tips.csv")
  
  plot = px.pie(
      data_frame=df,
      values='tip',
      names='sex',
      title="Case study Distribution of tips by gender"
      
  )
  
  plot.show()
apis: pandas.read_csv