| |||||||||||
| |||||||||||
Soccer - league table, old v new point system
Dictionaries example from a Well House Consultants training course
More on Dictionaries [link]
Source code: soccer_py Module: Y107
# Soccer - league table, old v new point system
# Here is a sample line of data ... # 13 Queens Park Rangers 15 1 4 2 3 0 5 -11 16 # define any functions / methods we will need later # JUST a definition - they're not run at this time! def bypoints(this,that): return teamstats[that] - teamstats[this] # Set up an empty "dictionary" called teamstats. As a dictionary, the indexes can be anything # and we will use team names. We're going to store the number of points under the old scheme # as the values teamstats = {} # Open the file of soccer data statistics fh = open("soccer.data","r") # Read each line of the data in turn into the variable called team for team in fh: # take the trailing newline character off with strip. # then break the line into individual components with split (tab separated data) # store each value you get back into a separate variable - names as listed if team[0] == "#": continue position,name,played,homewins,homedraws,homelosses,awaywins, \ awaydraws,awaylosses,goaldifference,points = \ team.strip().split("\t") # Calculate the points under the old 2 points for a win, 1 for a draw regime # store it into the teamstats dictionary we created earlier alternative = (int(homewins) + int(awaywins)) * 2 + \ int(homedraws) + int(awaydraws) teamstats[name] = alternative # print out the name, current points, and old style points print("{:25s} {:>2s} {:>8d}".format(name,points,alternative)) print("--------------------------------------------") # get a list of the team names teamnames = list(teamstats.keys()) # Sort the team names, based on the points that each would have gained under the old system try: teamnames.sort(bypoints) except: teamnames.sort(key=lambda x:-teamstats[x]) # Report on the teams (again), this time in the league order as it would have been under the old system for team in teamnames: print("{:25s} {:>6d}".format(team,teamstats[team])) """ Sample output WomanWithCat:y107 grahamellis$ python3 soccer_py Manchester City 38 26 Manchester United 36 25 Chelsea 31 21 Tottenham Hotspur 31 21 Arsenal 29 20 Liverpool 26 19 Newcastle United 26 19 Stoke City 21 15 Aston Villa 19 15 Norwich City 19 14 Swansea City 17 13 Everton 16 11 Queens Park Rangers 16 12 Fulham 15 12 West Bromwich Albion 15 11 Sunderland 14 11 Wolverhampton Wanderers 14 10 Wigan Athletic 12 9 Blackburn Rovers 10 8 Bolton Wanderers 9 6 -------------------------------------------- Manchester City 26 Manchester United 25 Tottenham Hotspur 21 Chelsea 21 Arsenal 20 Liverpool 19 Newcastle United 19 Stoke City 15 Aston Villa 15 Norwich City 14 Swansea City 13 Fulham 12 Queens Park Rangers 12 West Bromwich Albion 11 Sunderland 11 Everton 11 Wolverhampton Wanderers 10 Wigan Athletic 9 Blackburn Rovers 8 Bolton Wanderers 6 WomanWithCat:y107 grahamellis$ """ Learn about this subject
This module and example are covered on the following public courses:
* Learning to program in Python * Python Programming Also available on on site courses for larger groups Books covering this topic
Yes. We have over 700 books in our library. Books
covering Python are listed here and when you've selected a
relevant book we'll link you on to Amazon to order.
Other Examples
This example comes from our "Dictionaries" training module. You'll find a description of the topic and some
other closely related examples on the "Dictionaries" module index page.
Full description of the source code
You can learn more about this example on the training courses listed on this page,
on which you'll be given a full set of training notes.
Many other training modules are available for download (for limited use) from our download centre under an Open Training Notes License. Other resources
• Our Solutions centre provides a number of longer technical articles.
• Our Opentalk forum archive provides a question and answer centre. • The Horse's mouth provides a daily tip or thought. • Further resources are available via the resources centre. • All of these resources can be searched through through our search engine • And there's a global index here. Web site author
Purpose of this website
This is a sample program, class demonstration or answer from a
training course. It's main purpose
is to provide an after-course service to customers who have attended our
public private or
on site courses, but the examples are made
generally available under conditions described below.
Conditions of use
Past attendees on our training courses are welcome to use individual
examples in the course of their programming, but must check
the examples they use to ensure that they are suitable for their
job. Remember that some of our examples show you how not to do
things - check in your notes. Well House Consultants take no responsibility
for the suitability of these example programs to customer's needs.
This program is copyright Well House Consultants Ltd. You are forbidden from using it for running your own training courses without our prior written permission. See our page on courseware provision for more details. Any of our images within this code may NOT be reused on a public URL without our prior permission. For Bona Fide personal use, we will often grant you permission provided that you provide a link back. Commercial use on a website will incur a license fee for each image used - details on request. |
| ||||||||||
PH: 01144 1225 708225 • EMAIL: info@wellho.net • WEB: http://www.wellho.net • SKYPE: wellho PAGE: http://www.wellho.net/resources/ex.php • PAGE BUILT: Sun Oct 11 14:50:09 2020 • BUILD SYSTEM: JelliaJamb |