Re: Using Python as a Calculator

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Beautiful, no?

On Sun, Jun 22, 2025, 2:17=E2=80=AFPM Jorge Garcia <[email protected]> wro=
te:

> https://colab.research.google.com/drive/1Gbc1TbCr6FabIWkr_HnCu7R2x1FcLnHz
>
> On Sun, Jun 22, 2025, 2:12=E2=80=AFPM Jorge Garcia <[email protected]> w=
rote:
>
>> Share code on github is all well and good, but sharing in a Jupyter
>> Notebook such as colab.research.google.com makes it executable in your
>> browser right away!
>>
>> On Sun, Jun 22, 2025, 2:01=E2=80=AFPM Wes Turner via Edu-sig <edu-sig@py=
thon.org>
>> wrote:
>>
>>> Here's the link to that PR, which makes things testable and then
>>> verifies with test assertions:
>>>
>>> https://github.com/4dsolutions/python_camp/pull/4
>>>
>>> ... @staticmethod is for when you want to add a method on a class that
>>> doesn't take self as the first parameter.
>>>
>>> On Sun, Jun 22, 2025, 1:52=E2=80=AFPM Wes Turner <[email protected]>=
 wrote:
>>>
>>>> How to best phase in Python?
>>>>
>>>> It can check your answers every time something is changed:
>>>>
>>>> ```py
>>>> 1+1
>>>>
>>>> print(1+1)
>>>>
>>>> x =3D 1 +1
>>>> print(x)
>>>>
>>>> 1+1 =3D=3D True
>>>>
>>>> print(1+1 =3D=3D True)
>>>>
>>>> assert 1+1 =3D=3D True
>>>> print("It did not raise AssertionError")
>>>>
>>>> assert 1+1 =3D=3D False
>>>> print("This won't run, because AssertionError is an Exception, and
>>>> control flow is interrupted on Exception")
>>>>
>>>>
>>>> # %%
>>>> import unittest
>>>> test =3D unittest.TestCase()
>>>>
>>>> test.assertEqual(1+1, 0)
>>>> ```
>>>>
>>>> We verify our assumptions about types and values of parameters and
>>>> return values at runtime; we check preconditions and post conditions.
>>>>
>>>> I am reminded of camper_program.py from 2020:
>>>>
>>>> https://mail.python.org/archives/list/[email protected]/message/OYZ2Q=
PDYDFRV2PPJXEOHUTFWFPZVOCJO/
>>>>
>>>> Maybe a good prompt to lock in that automated testing is much more
>>>> efficient than attempting to manually test everything after every chan=
ge:
>>>>
>>>> "Write your own test assertion library; starting with `def
>>>> assertEqual(a, b, msg)`"
>>>>
>>>> On Sun, Jun 22, 2025, 1:19=E2=80=AFPM kirby urner via Edu-sig <
>>>> [email protected]> wrote:
>>>>
>>>>>
>>>>> From an educator's perspective, how to best phase-in Python is often =
a
>>>>> core question.
>>>>>
>>>>> One answer is: use it the same way you might use a calculator in the
>>>>> classroom, but show off why it's better.
>>>>>
>>>>> An example (new today) of what I share with my student and peer
>>>>> faculty, perhaps new to Python:
>>>>>
>>>>>
>>>>> https://github.com/4dsolutions/School_of_Tomorrow/blob/master/smod_pl=
ay.py
>>>>>
>>>>> A mix of Python + geometric content already familiar to those using m=
y
>>>>> curriculum.
>>>>>
>>>>> The docstring itself contains a link to the famous Using Python as a
>>>>> Calculator tutorial at the Python dot org site.
>>>>>
>>>>> Kirby
>>>>>
>>>>> _______________________________________________
>>>>> Edu-sig mailing list -- [email protected]
>>>>> To unsubscribe send an email to [email protected]
>>>>> https://mail.python.org/mailman3//lists/edu-sig.python.org
>>>>> Member address: [email protected]
>>>>>
>>>> _______________________________________________
>>> Edu-sig mailing list -- [email protected]
>>> To unsubscribe send an email to [email protected]
>>> https://mail.python.org/mailman3//lists/edu-sig.python.org
>>> Member address: [email protected]
>>>
>>

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<p dir=3D"ltr">Beautiful, no?</p>
<br><div class=3D"gmail_quote gmail_quote_container"><div dir=3D"ltr" class=
=3D"gmail_attr">On Sun, Jun 22, 2025, 2:17=E2=80=AFPM Jorge Garcia &lt;<a h=
ref=3D"mailto:[email protected]">[email protected]</a>&gt; wrote:<br></di=
v><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:=
1px #ccc solid;padding-left:1ex"><p dir=3D"ltr"><a href=3D"https://colab.re=
search.google.com/drive/1Gbc1TbCr6FabIWkr_HnCu7R2x1FcLnHz" target=3D"_blank=
" rel=3D"noreferrer">https://colab.research.google.com/drive/1Gbc1TbCr6FabI=
Wkr_HnCu7R2x1FcLnHz</a></p>
<br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Sun=
, Jun 22, 2025, 2:12=E2=80=AFPM Jorge Garcia &lt;<a href=3D"mailto:calcpage=
@gmail.com" target=3D"_blank" rel=3D"noreferrer">[email protected]</a>&gt;=
 wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8=
ex;border-left:1px #ccc solid;padding-left:1ex"><p dir=3D"ltr">Share code o=
n github is all well and good, but sharing in a Jupyter Notebook such as <a=
 href=3D"http://colab.research.google.com" rel=3D"noreferrer noreferrer" ta=
rget=3D"_blank">colab.research.google.com</a> makes it executable in your b=
rowser right away!</p>
<br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Sun=
, Jun 22, 2025, 2:01=E2=80=AFPM Wes Turner via Edu-sig &lt;<a href=3D"mailt=
o:[email protected]" rel=3D"noreferrer noreferrer" target=3D"_blank">edu-s=
[email protected]</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" sty=
le=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div d=
ir=3D"auto">Here&#39;s the link to that PR, which makes things testable and=
 then verifies with test assertions:<div dir=3D"auto"><br></div><div dir=3D=
"auto"><a href=3D"https://github.com/4dsolutions/python_camp/pull/4" rel=3D=
"noreferrer noreferrer noreferrer noreferrer" target=3D"_blank">https://git=
hub.com/4dsolutions/python_camp/pull/4</a></div><div dir=3D"auto"><br></div=
><div dir=3D"auto">... @staticmethod is for when you want to add a method o=
n a class that doesn&#39;t take self as the first parameter.=C2=A0</div></d=
iv><br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On =
Sun, Jun 22, 2025, 1:52=E2=80=AFPM Wes Turner &lt;<a href=3D"mailto:wes.tur=
[email protected]" rel=3D"noreferrer noreferrer noreferrer noreferrer" target=
=3D"_blank">[email protected]</a>&gt; wrote:<br></div><blockquote class=
=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rg=
b(204,204,204);padding-left:1ex"><div dir=3D"auto"><div dir=3D"auto">How to=
 best phase in Python?</div><div dir=3D"auto"><br></div><div dir=3D"auto">I=
t can check your answers every time something is changed:</div><div dir=3D"=
auto"><br></div><div dir=3D"auto">```py</div><div dir=3D"auto">1+1</div><di=
v dir=3D"auto"><br></div><div dir=3D"auto">print(1+1)</div><div dir=3D"auto=
"><br></div><div dir=3D"auto">x =3D 1 +1</div><div dir=3D"auto">print(x)</d=
iv><div dir=3D"auto"><br></div><div dir=3D"auto">1+1 =3D=3D True</div><div =
dir=3D"auto"><br></div><div dir=3D"auto">print(1+1 =3D=3D True)</div><div d=
ir=3D"auto"><br></div><div dir=3D"auto">assert 1+1 =3D=3D True</div><div di=
r=3D"auto">print(&quot;It did not raise AssertionError&quot;)</div><div dir=
=3D"auto"><br></div><div dir=3D"auto">assert 1+1 =3D=3D False</div><div dir=
=3D"auto">print(&quot;This won&#39;t run, because AssertionError is an Exce=
ption, and control flow is interrupted on Exception&quot;)</div><div dir=3D=
"auto"><br></div><div dir=3D"auto"><br></div><div dir=3D"auto"># %%</div><d=
iv dir=3D"auto">import unittest</div><div dir=3D"auto">test =3D unittest.Te=
stCase()</div><div dir=3D"auto"><br></div><div dir=3D"auto">test.assertEqua=
l(1+1, 0)</div><div dir=3D"auto">```</div><div dir=3D"auto"><br></div><div =
dir=3D"auto">We verify our assumptions about types and values of parameters=
 and return values at runtime; we check preconditions and post conditions.<=
/div><div dir=3D"auto"><br></div><div dir=3D"auto">I am reminded of camper_=
program.py from 2020:=C2=A0</div><a href=3D"https://mail.python.org/archive=
s/list/[email protected]/message/OYZ2QPDYDFRV2PPJXEOHUTFWFPZVOCJO/" rel=3D=
"noreferrer noreferrer noreferrer noreferrer noreferrer" target=3D"_blank">=
https://mail.python.org/archives/list/[email protected]/message/OYZ2QPDYDF=
RV2PPJXEOHUTFWFPZVOCJO/</a><div dir=3D"auto"><br></div><div dir=3D"auto">Ma=
ybe a good prompt to lock in that automated testing is much more efficient =
than attempting to manually test everything after every change:</div><div d=
ir=3D"auto"><br></div><div dir=3D"auto">&quot;Write your own test assertion=
 library; starting with `def assertEqual(a, b, msg)`&quot;<br><br><div clas=
s=3D"gmail_quote" dir=3D"auto"><div dir=3D"ltr" class=3D"gmail_attr">On Sun=
, Jun 22, 2025, 1:19=E2=80=AFPM kirby urner via Edu-sig &lt;<a href=3D"mail=
to:[email protected]" rel=3D"noreferrer noreferrer noreferrer noreferrer n=
oreferrer" target=3D"_blank">[email protected]</a>&gt; wrote:<br></div><bl=
ockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-lef=
t:1px solid rgb(204,204,204);padding-left:1ex"><div dir=3D"ltr"><div class=
=3D"gmail_default" style=3D"font-family:verdana,sans-serif;font-size:small"=
><br></div><div class=3D"gmail_default" style=3D"font-family:verdana,sans-s=
erif;font-size:small">From an educator&#39;s perspective, how to best phase=
-in Python is often a core question.=C2=A0</div><div class=3D"gmail_default=
" style=3D"font-family:verdana,sans-serif;font-size:small"><br></div><div c=
lass=3D"gmail_default" style=3D"font-family:verdana,sans-serif;font-size:sm=
all">One answer is: use it the same way you might use a calculator in the c=
lassroom, but show off why it&#39;s better.</div><div class=3D"gmail_defaul=
t" style=3D"font-family:verdana,sans-serif;font-size:small"><br></div><div =
class=3D"gmail_default" style=3D"font-family:verdana,sans-serif;font-size:s=
mall">An example (new today) of what I share with my student and peer facul=
ty, perhaps new to Python:</div><div class=3D"gmail_default" style=3D"font-=
family:verdana,sans-serif;font-size:small"><br></div><div class=3D"gmail_de=
fault" style=3D"font-family:verdana,sans-serif;font-size:small"><a href=3D"=
https://github.com/4dsolutions/School_of_Tomorrow/blob/master/smod_play.py"=
 rel=3D"noreferrer noreferrer noreferrer noreferrer noreferrer noreferrer" =
target=3D"_blank">https://github.com/4dsolutions/School_of_Tomorrow/blob/ma=
ster/smod_play.py</a></div><div class=3D"gmail_default" style=3D"font-famil=
y:verdana,sans-serif;font-size:small"><br></div><div class=3D"gmail_default=
" style=3D"font-family:verdana,sans-serif;font-size:small">A mix of Python=
=C2=A0+ geometric content already familiar to those using my curriculum.</d=
iv><div class=3D"gmail_default" style=3D"font-family:verdana,sans-serif;fon=
t-size:small"><br></div><div class=3D"gmail_default" style=3D"font-family:v=
erdana,sans-serif;font-size:small">The docstring itself contains a link to =
the famous Using Python as a Calculator tutorial at the Python dot org site=
.</div><div class=3D"gmail_default" style=3D"font-family:verdana,sans-serif=
;font-size:small"><br></div><div class=3D"gmail_default" style=3D"font-fami=
ly:verdana,sans-serif;font-size:small">Kirby</div><div class=3D"gmail_defau=
lt" style=3D"font-family:verdana,sans-serif;font-size:small"><br></div></di=
v>
_______________________________________________<br>
Edu-sig mailing list -- <a href=3D"mailto:[email protected]" rel=3D"norefe=
rrer noreferrer noreferrer noreferrer noreferrer noreferrer" target=3D"_bla=
nk">[email protected]</a><br>
To unsubscribe send an email to <a href=3D"mailto:[email protected]"=
 rel=3D"noreferrer noreferrer noreferrer noreferrer noreferrer noreferrer" =
target=3D"_blank">[email protected]</a><br>
<a href=3D"https://mail.python.org/mailman3//lists/edu-sig.python.org" rel=
=3D"noreferrer noreferrer noreferrer noreferrer noreferrer noreferrer noref=
errer" target=3D"_blank">https://mail.python.org/mailman3//lists/edu-sig.py=
thon.org</a><br>
Member address: <a href=3D"mailto:[email protected]" rel=3D"noreferrer n=
oreferrer noreferrer noreferrer noreferrer noreferrer" target=3D"_blank">we=
[email protected]</a><br>
</blockquote></div></div></div>
</blockquote></div>
_______________________________________________<br>
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rrer noreferrer noreferrer" target=3D"_blank">[email protected]</a><br>
To unsubscribe send an email to <a href=3D"mailto:[email protected]"=
 rel=3D"noreferrer noreferrer noreferrer" target=3D"_blank">edu-sig-leave@p=
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=3D"noreferrer noreferrer noreferrer noreferrer" target=3D"_blank">https://=
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Member address: <a href=3D"mailto:[email protected]" rel=3D"noreferrer nor=
eferrer noreferrer" target=3D"_blank">[email protected]</a><br>
</blockquote></div>
</blockquote></div>
</blockquote></div>

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