List to dataframe columns

Python - convert a column in a dataframe into a list

myvar_list = df["myvar"].tolist()

Source: kite.com

How to get a dataframe column as a list

import pandas as pd

data_dict = {'one': pd.Series([1, 2, 3], index=['a', 'b', 'c']),
             'two': pd.Series([1, 2, 3, 4], index=['a', 'b', 'c', 'd'])}

df = pd.DataFrame(data_dict)

print(f"DataFrame:\n{df}\n")
print(f"column types:\n{df.dtypes}")

col_one_list = df['one'].tolist()

col_one_arr = df['one'].to_numpy()

print(f"\ncol_one_list:\n{col_one_list}\ntype:{type(col_one_list)}")
print(f"\ncol_one_arr:\n{col_one_arr}\ntype:{type(col_one_arr)}")

Source: stackoverflow.com

Pandas dataframe lists as columns

In [8]: data = pd.DataFrame({'x': x, 'sin(x)': y})
In [9]: data
Out[9]: 
          x        sin(x)
0  0.000000  0.000000e+00
1  0.349066  3.420201e-01
2  0.698132  6.427876e-01
3  1.047198  8.660254e-01
4  1.396263  9.848078e-01
5  1.745329  9.848078e-01
6  2.094395  8.660254e-01
7  2.443461  6.427876e-01
8  2.792527  3.420201e-01
9  3.141593  1.224647e-16

[10 rows x 2 columns]

Source: stackoverflow.com

List to dataframe columns

import pandas as pd

lst = [1,2,3]
df = pd.DataFrame([lst])
df.columns =['col1','col2','col3']
df

to get this:

    col1    col2    col3
0   1       2       3

Source: stackoverflow.com

Similar codes

0 vote113 views3 answers
How to use css in php example
Python
0 vote127 views1 answer
Truncatechars django
Python
0 vote113 views1 answer
Lamda in f string
Python
2 votes210 views4 answers
Streamlit python install
Python
12 votes110 views4 answers
Key pressed pygame
Python
14 votes222 views2 answers
Amazon cli on commadline
Python
0 vote93 views3 answers
Make first row column names pandas
Python
0 vote111 views1 answer
Hello world in dip
Python
0 vote104 views1 answer
Save image to file from URL
Python
5 votes111 views3 answers
Python pause function
Python