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Search Results
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Forum |
Replies |
Views |
Posted
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Thread: Store a python list of lists in a database to use for searches later on
Post: RE: Store a python list of lists in a database to ...
| You can save the addresses to the separate table (one address per row). Use indexes on columns where you'll do the searching and you're ready to go. Easy to implement in any DB engine. |
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ODIS |
General Coding Help |
3 |
3,076 |
Jun-20-2019, 06:03 AM |
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Thread: changing format to Int
Post: RE: changing format to Int
| Oh, sorry, now I see that data['Imports_vfd'] has Pandas Series data type. So you must first convert it to the string, then do the replace and then convert it to the integer:
# converting Pandas Seri... |
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ODIS |
General Coding Help |
3 |
2,466 |
Jun-19-2019, 06:33 AM |
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Thread: changing format to Int
Post: RE: changing format to Int
| If the dash in string represents the thousands separator, just get rid of it first:
int(data['Imports_vfd'].replace(",", "")) |
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ODIS |
General Coding Help |
3 |
2,466 |
Jun-18-2019, 08:09 AM |
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Thread: beginner questions
Post: RE: beginner questions
| Possible solution:
def check_password(password: str):
if len(password) < 10:
raise Exception("password must have at least 10 characters")
has_digit = False
has_lowercase = Fals... |
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ODIS |
Homework |
5 |
3,444 |
Jan-18-2019, 11:15 AM |
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Thread: assert
Post: RE: assert
| This is not valid verification of the number type:
gender is int() or float()And the hidden problem is that you get your variables as a strings (with the input() function). So the similar valid verifi... |
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ODIS |
General Coding Help |
1 |
2,051 |
Jan-16-2019, 05:06 PM |
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Thread: writing numbers to csv file
Post: RE: writing numbers to csv file
| I would say that you have to pass the list of columns to the writerow() function:
import csv
x2 = [1, 2, 3]
y2 = ["a", "b", "c"]
with open("./outputfile.csv", "w") as file:
csv_writer = csv.wri... |
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ODIS |
General Coding Help |
7 |
4,060 |
Dec-19-2018, 11:13 AM |
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Thread: issue in using dictionary
Post: RE: issue in using dictionary
| Can you post your current code including the file lines processing? |
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ODIS |
General Coding Help |
5 |
3,077 |
Nov-26-2018, 10:45 AM |
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Thread: issue in using dictionary
Post: RE: issue in using dictionary
| Hello amar,
you can do it like this:
lines = [
{'name':'ename','data':'str','len':'2','add':'bgl','out':'y','zip':'3567','add/blr':'Y'},
{'name':'another_name','data':'str','len':'2','add':'... |
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ODIS |
General Coding Help |
5 |
3,077 |
Nov-23-2018, 02:22 PM |
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Thread: While loop with List and if stmt
Post: RE: While loop with List and if stmt
| More readable way suggestion:
Var1 = [27923320, 27547329, 21171382, 21463894, 18961555, 28432129]
for item in Var1:
if item in [27923320, 27547329]:
print("Yes")
else:
print(... |
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ODIS |
General Coding Help |
3 |
2,463 |
Oct-23-2018, 05:42 AM |
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Thread: merging lists, dedup and keeping order, in older pythons
Post: RE: merging lists, dedup and keeping order, in old...
| I think they do (some hashtable data structure probably). But ordering is in Python 3.7 implemented only for the the dictionaries.
You can check out the source code: https://github.com/python/cpython... |
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ODIS |
General Coding Help |
3 |
3,168 |
Oct-19-2018, 01:30 AM |
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Thread: merging lists, dedup and keeping order, in older pythons
Post: RE: merging lists, dedup and keeping order, in old...
| Sets don't keep order and python doesn't include built-in ordered sets. But you can use ordered dictionary from the collections package which is also in Python 2:
from collections import OrderedDict
... |
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ODIS |
General Coding Help |
3 |
3,168 |
Oct-11-2018, 03:21 AM |
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Thread: Giving class multiple arguments
Post: RE: Giving class multiple arguments
| You must use class key word instead of def for Restaurant class:
class Restaurant(object):
def __init__(self, name, food):
self.name = name
self.food = food
def restaurant_i... |
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ODIS |
General Coding Help |
1 |
4,561 |
Oct-04-2018, 11:25 PM |
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Thread: Update vs copy methods
Post: RE: Update vs copy methods
| Hello jankislinger,
From my point of view: I always try to make my classes as simple and clear as possible. I would keep in your class only method for update the property:
class Foo:
def __init__(... |
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ODIS |
Data Science |
4 |
2,960 |
Oct-03-2018, 10:32 PM |
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Thread: os.popen output to a list ..
Post: RE: os.popen output to a list ..
| You need to split the process output string by line break. Like this:
import os
# reading the output
output = os.popen("""wmic process get name | findstr /v "Name 'System Idle Process' System""").re... |
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ODIS |
General Coding Help |
1 |
5,317 |
Oct-02-2018, 08:42 PM |
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Thread: Signature verification
Post: RE: Signature verification
| I'm sorry, I don't understand what you're trying to say about the public key. Try to present a full example with some test keys and I would like to try to help. |
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ODIS |
General Coding Help |
8 |
5,247 |
Sep-30-2018, 10:23 PM |
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Thread: Signature verification
Post: RE: Signature verification
| Restrictions? :) I'm fortunately not restricted to create some test keys. digest.update() method is not returning anything - the method updates the digest object. Here you have complete example:
from... |
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ODIS |
General Coding Help |
8 |
5,247 |
Sep-23-2018, 06:54 PM |
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Thread: Signature verification
Post: RE: Signature verification
| Can you post full example of your try including also the signature and data? |
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ODIS |
General Coding Help |
8 |
5,247 |
Sep-22-2018, 09:10 PM |
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Thread: Signature verification
Post: RE: Signature verification
| Crypto library example: https://gist.github.com/lkdocs/6519372 |
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ODIS |
General Coding Help |
8 |
5,247 |
Sep-21-2018, 08:05 PM |
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Thread: nested for loops glob
Post: RE: nested for loops glob
| Well if you know the range of the networks, you can do it like this:
import glob
import os
# let's iterate between number 5 and 10
for network_number in range(5, 11):
# converting network numbe... |
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ODIS |
General Coding Help |
3 |
5,125 |
Sep-20-2018, 09:54 PM |
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Thread: nested for loops glob
Post: RE: nested for loops glob
| Walking through the files in directory:
import glob
import os
for path in glob.glob("/path/to/dir/*"):
if os.path.isfile(path):
print(path)You must put * to the end of the path to walk ... |
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ODIS |
General Coding Help |
3 |
5,125 |
Sep-20-2018, 08:20 PM |
