Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #111752

Re: Just starting to learn Python, and encounter a problem

Show all headers | View raw

On Fri, Jul 22, 2016, at 09:59, Zagyen Leo wrote:
> yeah, it may be quite simple to you experts, but hard to me.
> 
> In one of exercises from the Tutorial it said: "Write a program that asks
> the user their name, if they enter your name say "That is a nice name",
> if they enter "John Cleese" or "Michael Palin", tell them how you feel
> about them ;), otherwise tell them "You have a nice name."
> 
> And i write so:
> 
> name = input("Enter your name here: ")
> if name == "John Cleese" or "Michael Palin":
>     print("Sounds like a gentleman.")
> else:
>     print("You have a nice name.")
> 
> But strangely whatever I type in (e.g. Santa Claus), it always say
> "Sounds like a gentleman.", not the result I want.

"or" is a lower precedence than "==".

> if name == "John Cleese" or "Michael Palin"

becomes if (name == "John Cleese") or "Michael Palin"; becomes if False
or "Michael Palin"; becomes if "Michael Palin"; and non-empty strings
are considered true.

You want if Name == "John Cleese" or Name == "Michael Palin"; or if Name
in ("John Cleese", "Michael Palin")

Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

Just starting to learn Python, and encounter a problem Zagyen Leo <zagyen@gmail.com> - 2016-07-22 06:59 -0700
  Re: Just starting to learn Python, and encounter a problem Random832 <random832@fastmail.com> - 2016-07-22 10:30 -0400
    Re: Just starting to learn Python, and encounter a problem Zagyen Leo <zagyen@gmail.com> - 2016-07-22 23:13 -0700
  Re: Just starting to learn Python, and encounter a problem Bob Gailer <bgailer@gmail.com> - 2016-07-22 10:36 -0400
    Re: Just starting to learn Python, and encounter a problem gst <g.starck@gmail.com> - 2016-07-23 11:18 -0700
      Re: Just starting to learn Python, and encounter a problem MRAB <python@mrabarnett.plus.com> - 2016-07-23 20:06 +0100
      Re: Just starting to learn Python, and encounter a problem Steven D'Aprano <steve@pearwood.info> - 2016-07-24 11:58 +1000
  Re: Just starting to learn Python, and encounter a problem Gordon Levi <gordon@address.invalid> - 2016-07-23 00:37 +1000
    Re: Just starting to learn Python, and encounter a problem justin walters <walters.justin01@gmail.com> - 2016-07-22 08:04 -0700
  Re: Just starting to learn Python, and encounter a problem MRAB <python@mrabarnett.plus.com> - 2016-07-22 16:08 +0100

csiph-web