You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
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# -*- coding: utf-8 -*-
"""
Created on Wed Nov 30 18:34:46 2022
@author: DELL
"""
import datetime
import pandas as pd
import matplotlib . pyplot as plt
with open ( ' information.txt ' , ' r ' , encoding = ' utf-8 ' ) as fe :
info = fe . read ( )
lst = info . split ( ' ' )
date1 = datetime . datetime . strptime ( lst [ 2 ] , " % Y- % m- %d " )
date2 = date1 + datetime . timedelta ( days = int ( lst [ 3 ] ) )
df = pd . read_csv ( " contentt.csv " , encoding = ( ' gb2312 ' ) , names = [ " date " , " flightNum " , " depTime " , " arrTime " , " price " ] )
df . head ( )
riqi = input ( ' 请输入要查询的日期（ ） ： ' )
df1 = df [ df . date == riqi ]
#print(df1)
plt . rcParams [ ' font.sans-serif ' ] = [ ' SimHei ' ]
plt . rcParams [ ' figure.figsize ' ] = ( 10 , 5 )
flightnumber = { }
x = df1 [ ' flightNum ' ]
y = df1 [ ' depTime ' ]
lst_x = x . values . tolist ( )
lst_y = y . values . tolist ( )
morning = [ ]
noon = [ ]
night = [ ]
for i in lst_y :
a = int ( lst_y [ 0 ] [ 0 : 2 ] )
if 8 < = a < = 12 :
morning . append ( 0 )
elif 12 < a < = 17 :
noon . append ( 0 )
else :
night . append ( 0 )
x = [ ' 8:00-12:00 ' , ' 12:00-17:00 ' , ' 17:00-8:00 ' ]
y = [ len ( morning ) , len ( noon ) , len ( night ) ]
print ( y )
plt . bar ( x , y , linestyle = " -- " , hatch = " / " , color = ' maroon ' )
plt . xlabel ( " 时段 " , fontsize = 14 )
plt . ylabel ( " 航班数目 " , fontsize = 14 )
tit = riqi + ' 航班出发时间对照图 '
plt . title ( tit , fontsize = ' xx-large ' , color = ' lightseagreen ' )
plt . show ( )
