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Thread: Help importing a function from another python file
Post: RE: Help importing a function from another python ...
(Apr-11-2018, 12:51 AM)Larz60+ Wrote: you need to add an __init__.py in the parent directory (cnc-binary) that looks like:
Thanks. So my new file structure is:
cnc-binary/
__init__.py
try.p... |
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JoeB |
General Coding Help |
5 |
4,231 |
Apr-11-2018, 12:54 AM |
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Thread: Help importing a function from another python file
Post: RE: Help importing a function from another python ...
(Apr-11-2018, 12:05 AM)ljmetzger Wrote: Please double check your spelling of model_validataion
Thanks, Still throws up the same error though. |
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JoeB |
General Coding Help |
5 |
4,231 |
Apr-11-2018, 12:24 AM |
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Thread: Help importing a function from another python file
Post: Help importing a function from another python file
My directory structure is like so:
cnc-binary
---> ff_repos
---> ---> ff_nlp_trained_models
---> ---> ---> ff_nlp_trained_models
---> ---> ---> ---> __init__.py
--->... |
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JoeB |
General Coding Help |
5 |
4,231 |
Apr-10-2018, 11:54 PM |
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Thread: ValueError: Attempted relative import in non-package
Post: ValueError: Attempted relative import in non-packa...
There are answers here: https://stackoverflow.com/questions/1153...th-init-py but I don't really understand them.
My directory structure is as follows:
Output:dir1/
__init__.py
model_helpers... |
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JoeB |
General Coding Help |
1 |
11,957 |
Mar-08-2018, 10:30 AM |
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Thread: Word co-occurrence matrix for a string (NLP)
Post: Word co-occurrence matrix for a string (NLP)
I need to create a word co-occurrence matrix that shows how many times one word in a vocabulary precedes all other words in the vocabulary for a given corpus.
The input sentence can be tokenized or n... |
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JoeB |
General Coding Help |
2 |
11,640 |
Feb-27-2018, 07:15 PM |
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Thread: Regex: How to say 'any number of characters of any type until x'?
Post: Regex: How to say 'any number of characters of any...
I want to be able to refer to any number of characters of any type (including special characters) up until a specified character, which we'll call 'x' here.
So for example: wdq3jdbmhb..s?//seuybwbxqw... |
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JoeB |
General Coding Help |
2 |
2,377 |
Jan-24-2018, 03:11 PM |
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Thread: What is wrong with this implementation of the cost function for linear regression?
Post: What is wrong with this implementation of the cost...
I am trying to write the cost function for regularised linear regression. (I am doing exercise 5 from the Stanford Coursera course on machine learning.) In the code below I also include a print of the... |
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JoeB |
Data Science |
1 |
3,222 |
Dec-22-2017, 07:24 PM |
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Thread: Why do floats get turned to scientific notation when used to populate an array?
Post: Why do floats get turned to scientific notation wh...
I am trying to populate an array with a data set of numbers that are imported as strings. I start by converting them to floats, and then put the floats into an array.
After the stage of float conver... |
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JoeB |
Data Science |
2 |
9,570 |
Dec-10-2017, 05:47 PM |
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Thread: Why is my gradient descent algorithm requiring such a small alpha?
Post: Why is my gradient descent algorithm requiring suc...
I am trying to implement a gradient descent algorithm for linear regression. Unfortunately I can't attach the data set. My algorithm is shown below:
import numpy as np
import csv
import matplotlib.p... |
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JoeB |
Data Science |
1 |
2,410 |
Dec-08-2017, 05:15 PM |
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Thread: Why is my gradient descent algorithm requiring such a small alpha?
Post: Why is my gradient descent algorithm requiring suc...
I am trying to implement a gradient descent algorithm for linear regression. I am using the attached data. My algorithm is shown below:
import numpy as np
import csv
import matplotlib.pyplot as plt
... |
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JoeB |
Data Science |
1 |
2,410 |
Dec-08-2017, 05:09 PM |
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Thread: Identifying the value of all adjacent elements in an array
Post: How can I adapt this piece of code to find nearest...
This function is used to compute a list of horizontal, vertical and diagonal neighbours in a 10x10 array:
X = 10
Y = 10
neighbours = lambda x, y : [(x2-1, y2-1) for x2 in range(x-1, x+2) for y2 in ra... |
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JoeB |
General Coding Help |
2 |
8,640 |
Nov-23-2017, 05:10 PM |
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Thread: Adding a row to a character array
Post: Adding a row to a character array
m = np.chararray((10, 10))
m[:] = "*"
m(5, 4), m(5, 6) = "O", "O"So I have the following character array:
Output:m = [['*' '*' '*' '*' '*' '*' '*' '*' '*' '*']
['*' '*' '*' '*' '*' '*' '*' '*'... |
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JoeB |
General Coding Help |
1 |
2,345 |
Nov-23-2017, 12:06 PM |
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Thread: Identifying the value of all adjacent elements in an array
Post: Identifying the value of all adjacent elements in ...
Consider the following array:
Output:m = [['*' '*' '*' '*' '*']
['*' '*' '*' '*' '*']
['*' 'O' '*' '*' '*']
['*' '*' '*' '*' '*']
['*' '*' '*' '*' '*']]I want to be able to iden... |
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JoeB |
General Coding Help |
2 |
8,640 |
Nov-22-2017, 11:24 PM |
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Thread: How can I produce a list of n times the same element?
Post: RE: How can I produce a list of n times the same e...
(Nov-21-2017, 10:51 PM)Larz60+ Wrote: v = ('* '*5).split()result:
Output:>>> v
['*', '*', '*', '*', '*']
Thanks. How come it doesn't work to then append to v?
So for example:
v = ('* '*5)... |
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JoeB |
General Coding Help |
6 |
3,771 |
Nov-21-2017, 11:11 PM |
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Thread: How can I produce a list of n times the same element?
Post: How can I produce a list of n times the same eleme...
I want to produce the list: ["*", "*", "*", "*", "*"].
Can this be done in a simple line? (I don't want to have to create a function to do it.)
So far I have been having to do the following, which... |
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JoeB |
General Coding Help |
6 |
3,771 |
Nov-21-2017, 10:39 PM |
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Thread: How to find the number of permutations of a list of lists?
Post: RE: How to find the number of permutations of a li...
(Nov-18-2017, 06:10 PM)heiner55 Wrote: import itertools
list = [['A', 'M'], ['G', 'R'], ['E', 'T']]
for i in itertools.product(list[0], list[1], list[2]):
print(i)Output:('A', 'G', 'E')
('A', ... |
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JoeB |
General Coding Help |
5 |
5,361 |
Nov-18-2017, 06:26 PM |
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Thread: How to find the number of permutations of a list of lists?
Post: RE: How to find the number of permutations of a li...
(Nov-18-2017, 05:44 PM)heiner55 Wrote: See https://python-forum.io/Thread-looking-f...r-in-order
As shown in the question I'm pretty much already able to solve that problem. The problem in my questi... |
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JoeB |
General Coding Help |
5 |
5,361 |
Nov-18-2017, 05:58 PM |
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Thread: How to find the number of permutations of a list of lists?
Post: How to find the number of permutations of a list o...
I have the following list:
list = [['A', 'M'], ['G', 'R'], ['T', 'E']]
I want to find the number of permutations of these letters, such that a letter from a sublist can only be used once.
In this ... |
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JoeB |
General Coding Help |
5 |
5,361 |
Nov-18-2017, 05:18 PM |
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Thread: How do you change specific elements in a char array of string?
Post: RE: How do you change specific elements in a char ...
(Oct-31-2017, 08:37 AM)cryomick Wrote: What IDE are you using? I tried this in IDLE and got the following result:
>>>a = np.chararray((3,3))
>>> a
chararray([['', '\x01', ''],
... |
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JoeB |
Data Science |
4 |
6,550 |
Oct-31-2017, 09:50 AM |
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Thread: How do you change specific elements in a char array of string?
Post: RE: How do you change specific elements in a char ...
(Oct-31-2017, 03:30 AM)Mekire Wrote: Firstly, you need to make it clear you are using numpy. chararray is not a builtin type.
Secondly,
Quote:I would think that this would edit the element corresp... |
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JoeB |
Data Science |
4 |
6,550 |
Oct-31-2017, 08:20 AM |