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Thread: Increase df column values decimals
Post: Increase df column values decimals
| Hi,
I have below datframe with numerical column marks
df:
name age marks
A 14 12.34
B 12 34.1
C 29 19.567I want to increase marks column decimals to 6
desired output:
name a... |
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SriRajesh |
Data Science |
2 |
1,119 |
Nov-05-2022, 02:43 PM |
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Thread: Add root node to xml
Post: RE: Add root node to xml
| (Oct-15-2022, 02:26 PM)ndc85430 Wrote: Do you have a question? Why are you manipulating a string, instead of using objects to create the XML (e.g. with xml.etree.ElementTree)?I Have data frame, but ... |
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SriRajesh |
General Coding Help |
3 |
1,058 |
Oct-15-2022, 02:29 PM |
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Thread: Add root node to xml
Post: Add root node to xml
| Hi,
I generated xml string and want to add root node:
#lets create a dataframe
df=pd.DataFrame({'A':[1,2,3],'B':['a','b','c']})
def to_xml(df):
def row_xml(row):
xml = ['<item>']
... |
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SriRajesh |
General Coding Help |
3 |
1,058 |
Oct-15-2022, 02:20 PM |
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Thread: how to expand each unique value in another column and fill zero if no match
Post: how to expand each unique value in another column ...
| Hi,
I have below df:
first_name second_name X Y count
A A1 0.1 0.4 1
A A1 0.2 0.2 2
B B1 ... |
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SriRajesh |
Data Science |
0 |
844 |
Jul-10-2022, 09:21 AM |
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Thread: How to plot seaborn heatmap on top of a background circle
Post: How to plot seaborn heatmap on top of a background...
| Hi,
I have below code to visualize data, and I want to ensemble a circle (heatmap inside big circle).
data is below:
helix1 phase helix 2 phase Energy
-0.1 -0.1 1
-0.2 -0.2 0
-0.3 -0.3 0
-0.4 -0.4 2... |
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SriRajesh |
General Coding Help |
0 |
1,421 |
Jul-09-2022, 04:00 AM |
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Thread: How to move multiple columns to initial position
Post: RE: How to move multiple columns to initial positi...
| I also tried create new data frame, but the problem is I do not now some time coulmns are more and some time less. but the columns I want to shift lways exists. Other columns are random.
(Jul-02-20... |
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SriRajesh |
General Coding Help |
4 |
1,439 |
Jul-02-2022, 09:39 AM |
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Thread: How to move multiple columns to initial position
Post: RE: How to move multiple columns to initial positi...
| I do pop, but it only allow one column at a time. Can we do pop() for multiple columns?
(Jul-02-2022, 03:02 AM)deanhystad Wrote: I don't think shift does what you think it does. You are creating ... |
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SriRajesh |
General Coding Help |
4 |
1,439 |
Jul-02-2022, 09:36 AM |
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Thread: How to move multiple columns to initial position
Post: How to move multiple columns to initial position
| Hi,
I have below df and want to move multiple columns to initial position.
df:
wat tey step low tool tech category subj name
1 2 3 4 5 6 7 8 9
6 2 7 ... |
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SriRajesh |
General Coding Help |
4 |
1,439 |
Jul-01-2022, 02:17 PM |
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Thread: df column mean and count of unique
Post: df column mean and count of unique
| Ji,
I have below df, and I want to group by coulmn2,column3 and calculate mean of other columns and unique count.
df:
col1 col2 col3 col4 col5
A1 A x1 3 1
A2 A x1 2 ... |
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SriRajesh |
General Coding Help |
0 |
1,121 |
May-07-2022, 08:19 AM |
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Thread: df column aggregate and group by multiple columns
Post: df column aggregate and group by multiple columns
| Hi,
I have below df I want to calculate rank, age pos columns max, min, mean and group by Name, sub,school. I use can only calculate mean, but I want to calculate min, max at the same time.
df.groupb... |
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SriRajesh |
General Coding Help |
0 |
1,050 |
May-06-2022, 02:26 PM |
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Thread: How split N days between specified start & end days
Post: RE: How split N days between specified start & end...
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SriRajesh |
General Coding Help |
2 |
1,337 |
May-06-2022, 02:12 PM |
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Thread: How split N days between specified start & end days
Post: How split N days between specified start & end day...
| Hi,
I have start date and end date. I want to split it to N-equal days.
start_date = "2022/04/10 00:00:00"
end_date = "2022/04/14 00:00:00"
I want to make list of N-equal days ["2022/04/10 00:00:00"... |
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SriRajesh |
General Coding Help |
2 |
1,337 |
Apr-28-2022, 12:26 PM |
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Thread: How to map by time stamp and name
Post: How to map by time stamp and name
| Hi,
I have two data frames of different size. I want to map name in df1 to in df2 name & time stamp.
There are same name but different time stamp. I want to capture correct time stamp(early one ... |
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SriRajesh |
General Coding Help |
0 |
1,151 |
Apr-09-2022, 12:49 PM |
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Thread: map df1 to df2
Post: RE: map df1 to df2
| out_df must only contain df1 rows and add col4 map to df2
out_df:
col1 col2 col3 col4
A JY 1 0
C nY 13 45
MMS JY 41 67
K SA 94 100 |
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SriRajesh |
Data Science |
5 |
1,907 |
Mar-23-2022, 12:20 PM |
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Thread: map df1 to df2
Post: RE: map df1 to df2
| but I only want based on df1. I did as below but it also taking df2 rows.
df1['new_col'] = df.merge(df,how=left,on=['col1','col2'])It also considering df2 even if col1, col2 row not present in df1. |
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SriRajesh |
Data Science |
5 |
1,907 |
Mar-19-2022, 06:26 AM |
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Thread: map df1 to df2
Post: map df1 to df2
| Hi,
I have two data frames:
df1:
col1 col2 col3
A JY 1
C nY 13
MMS JY 41
K SA 94
df2:
df1:
col1 col2 col4
A JY 0
C nY ... |
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SriRajesh |
Data Science |
5 |
1,907 |
Mar-18-2022, 11:19 AM |
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Thread: Encrypt and decrypt in python using own fixed key
Post: RE: Encrypt and decrypt in python using own fixed ...
| (Feb-19-2022, 01:03 PM)dboxall123 Wrote: Hi. I can't say that I've ever used the cryptography module, but I got this and modified this from the cryptography website:
import base64
import os
from cr... |
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SriRajesh |
General Coding Help |
3 |
4,878 |
Feb-20-2022, 12:08 PM |
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Thread: Encrypt and decrypt in python using own fixed key
Post: Encrypt and decrypt in python using own fixed key
| Hi I want to encrypt an d decrypt. But I want to use fixed defined key for example: key = "Abcd123". Can some one help how to do it. Thanks in advance. I use below code.
from cryptography.fernet impor... |
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SriRajesh |
General Coding Help |
3 |
4,878 |
Feb-19-2022, 12:29 PM |
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Thread: How to access previous row using itertuples
Post: RE: How to access previous row using itertuples
| (Feb-04-2022, 03:57 PM)deanhystad Wrote: If you start at the first row there is no previous row.
You can hang on to the previous row and print the previous row after you get the second row.
import ... |
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SriRajesh |
General Coding Help |
7 |
7,657 |
Feb-05-2022, 08:50 AM |
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Thread: How to access previous row using itertuples
Post: RE: How to access previous row using itertuples
| (Feb-04-2022, 07:28 PM)deanhystad Wrote: I think that was for demo purposes. If not, grabbing a column series would be MUCH fasterYes, I need every column, but just for simplicity I shown one colum... |
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SriRajesh |
General Coding Help |
7 |
7,657 |
Feb-05-2022, 08:41 AM |
