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Thread: Readability issues
Post: Readability issues
| What's the best way to separate out a line of code that runs past the right margin?
For example:
"""#practicepython.org exercise #12: Write a program that takes a list of numbers
(for example,... |
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Mark17 |
General Coding Help |
1 |
418 |
Nov-22-2023, 07:57 PM |
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Thread: Prime number detector
Post: RE: Prime number detector
| (Nov-21-2023, 08:19 PM)deanhystad Wrote: Did you read the documentation before using round?
I did not... just assumed rounding was "normal," mathematical rounding. I guess anytime things don't work... |
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Mark17 |
General Coding Help |
5 |
813 |
Nov-22-2023, 06:28 PM |
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Thread: Prime number detector
Post: Prime number detector
| This is not printing what I expect so hopefully someone can point out what I'm not understanding.
for i in range(2,101): #prime number detector
for j in range(2, 1 + int(round(i/2, 0))):
... |
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Mark17 |
General Coding Help |
5 |
813 |
Nov-21-2023, 07:41 PM |
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Thread: Why does newly-formed dict only consist of last row of each year?
Post: RE: Why does newly-formed dict only consist of las...
| (Nov-17-2023, 04:54 AM)deanhystad Wrote: I was thinking of something like this:
from random import randint, choice
import pandas as pd
# Make up some data for processing
baby_names = pd.DataFrame(
... |
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Mark17 |
General Coding Help |
6 |
799 |
Nov-17-2023, 05:28 PM |
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Thread: Why does newly-formed dict only consist of last row of each year?
Post: RE: Why does newly-formed dict only consist of las...
| (Nov-15-2023, 08:21 PM)Mark17 Wrote: (Nov-13-2023, 09:31 PM)deanhystad Wrote: What are you trying to do, count baby names by year? You could group your dataframe by (groupby) year and baby name a... |
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Mark17 |
General Coding Help |
6 |
799 |
Nov-16-2023, 07:07 PM |
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Thread: Why does newly-formed dict only consist of last row of each year?
Post: RE: Why does newly-formed dict only consist of las...
| (Nov-13-2023, 09:31 PM)deanhystad Wrote: What are you trying to do, count baby names by year? You could group your dataframe by (groupby) year and baby name and count the number of babies in each g... |
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Mark17 |
General Coding Help |
6 |
799 |
Nov-15-2023, 08:21 PM |
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Thread: Why does newly-formed dict only consist of last row of each year?
Post: Why does newly-formed dict only consist of last ro...
| Hi all,
I'm trying to convert two columns ('BIRTH_YEAR', 'NAME') of baby_names into a dictionary. Why does the newly-formed dictionary only consist of the last df row of each year?
baby_name_dict =... |
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Mark17 |
General Coding Help |
6 |
799 |
Nov-13-2023, 08:10 PM |
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Thread: What exactly does .agg() do?
Post: RE: What exactly does .agg() do?
| (Nov-07-2023, 04:04 PM)noisefloor Wrote: The agg() method performs aggregation on the columns (or rows, but by default columns) of a dataframe. See Pandas documentation for details.
Simple example:... |
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Mark17 |
Data Science |
5 |
1,086 |
Nov-07-2023, 06:33 PM |
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Thread: What exactly does .agg() do?
Post: What exactly does .agg() do?
| Hi all,
I'm not appreciating the functionality of the .agg() method. This creates a df:
import pandas as pd
name = ['Bella', 'Charlie', 'Lucy', 'Cooper', 'Max', 'Stella', 'Bernie']
breed = ['Labra... |
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Mark17 |
Data Science |
5 |
1,086 |
Nov-07-2023, 02:26 PM |
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Thread: Navigating file directories and paths inside Jupyter Notebook
Post: RE: Navigating file directories and paths inside J...
| (Oct-28-2023, 09:01 PM)snippsat Wrote: When cd in cell it work as it dos in command line.
Also can have no comments or other stuff,or will get SyntaxError.
Got it. Thanks! |
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Mark17 |
General Coding Help |
5 |
718 |
Oct-29-2023, 12:40 PM |
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Thread: Navigating file directories and paths inside Jupyter Notebook
Post: RE: Navigating file directories and paths inside J...
| That helps.
Why does this work...
cd Desktop\Desktop Transfer Material\Miscellaneous\Python...whereas this...
cd Desktop\Desktop Transfer Material\Miscellaneous\Python #no backslash before first ... |
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Mark17 |
General Coding Help |
5 |
718 |
Oct-28-2023, 07:23 PM |
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Thread: Navigating file directories and paths inside Jupyter Notebook
Post: Navigating file directories and paths inside Jupyt...
| Hi all,
I want to become fluent with entering code in JN to successfully navigate my directories.
For example, I want to import a .csv file like this:
import pandas as pd
cereal = pd.read_csv('cere... |
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Mark17 |
General Coding Help |
5 |
718 |
Oct-28-2023, 01:25 PM |
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Thread: What a difference print() makes
Post: What a difference print() makes
| Hi all,
list1 = ["cat", "dog", "cat", "dog"]
list1.index("cat")
list1.count("dog")If I enter that in a Jupyter Notebook cell then the output is: 2
list1 = ["cat", "dog", "cat", "dog"]
print(list1.i... |
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Mark17 |
General Coding Help |
2 |
570 |
Oct-19-2023, 06:49 PM |
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Thread: Confusion over an Except branch
Post: Confusion over an Except branch
| Hi all,
Here's some code:
#Create Custom Exceptions
class InvalidTitle(Exception):
pass
try:
title = input("Type the title: ")
if title.isnumeric():
raise InvalidTitle("The titl... |
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Mark17 |
General Coding Help |
1 |
422 |
Oct-13-2023, 06:17 PM |
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Thread: __name__ and __main__ in functions
Post: __name__ and __main__ in functions
| Here's a short program:
lwords = ["a", "an", "and", "as", "at", "but", "for", "how", "if", "in", "of", "off", "nor", "or", "so", "the", "to", "up", "via", "with", "yet"]
def make_title(sT):
rlist... |
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Mark17 |
General Coding Help |
3 |
746 |
Oct-11-2023, 06:09 PM |
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Thread: What data types can I use for default values?
Post: What data types can I use for default values?
| I'm working my way through _Teach Yourself Visually Python_ (2022). This example was presented:
def parlay(odds1, odds2, odds3 = None, odds4 = None, odds5 = None):
...Following the example, a Tip is ... |
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Mark17 |
General Coding Help |
1 |
538 |
Oct-09-2023, 01:50 PM |
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Thread: Alphabetical or ASCII?
Post: RE: Alphabetical or ASCII?
| (Oct-06-2023, 05:06 PM)deanhystad Wrote: Are you sure you copied the example correctly? Your code has a big hole in the logic. Maybe that was the purpose of the example, to identify the hole?
This... |
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Mark17 |
General Coding Help |
6 |
875 |
Oct-06-2023, 06:39 PM |
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Thread: Alphabetical or ASCII?
Post: RE: Alphabetical or ASCII?
| (Oct-05-2023, 08:48 PM)deanhystad Wrote: This logic is wrong:
if x.isalnum():
if x.isalpha():
r = "alphabetical"
if x.isnumeric():
r = "numeric"A str can be alphanumeric and ... |
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Mark17 |
General Coding Help |
6 |
875 |
Oct-06-2023, 01:27 PM |
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Thread: Alphabetical or ASCII?
Post: RE: Alphabetical or ASCII?
| (Oct-05-2023, 08:41 PM)Larz60+ Wrote: x will always be a string.
you can convert to whatever is needed.
Example:
orig = input("enter a float")
print(f"orig: {orig}, type orig: {type(orig)}")
afloat ... |
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Mark17 |
General Coding Help |
6 |
875 |
Oct-06-2023, 12:43 PM |
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Thread: Alphabetical or ASCII?
Post: Alphabetical or ASCII?
| Here's a program from an intro book:
x = input("Enter some input for identification: ")
if x.isalnum():
if x.isalpha():
r = "alphabetical"
if x.isnumeric():
r = "numeric"
elif... |
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Mark17 |
General Coding Help |
6 |
875 |
Oct-05-2023, 07:50 PM |
