/Python/Pandas take first n rows

Pandas take first n rows

Pandas return first row

df_test.iloc[0]
or
df_test['someColumnName'].iloc[0]

6

Source: stackoverflow.com

Df select first n rows

df2 = df.head(N)
# this should select N rows from top and copy to new df
df3 = df.tail(N)
# this should select N rows from bottom and copy to new df

4

Pandas take first n rows

 df.iloc[:n]

2

Returns the first n rows

# Returns the first n rows

df.head()
# Row(age=2, name=u'Alicz')
df.head(1)
# [Row(age=2, name=u'Alice')]

1

Source: spark.apache.org

Similar codes

0 vote203 views1 answer
Program for length of the shortest word
Python
0 vote137 views1 answer
Function that return a lenght of list
Python
0 vote198 views2 answers
Multiclasshead
Python
10 votes182 views2 answers
Python create file if doesbt exist
Python
0 vote198 views2 answers
How to kill python process started by excel
Python
0 vote190 views2 answers
Input numpy array
Python
0 vote206 views1 answer
Mathplolib avec date
Python
1 vote180 views3 answers
Python filter dictionary
Python
2 votes197 views1 answer
Django template tag to display current year
Python
0 vote163 views1 answer
Python draw state diagrams
Python

Share