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python apply function to list

wolf-like_hunter answered on May 11, 2021 Popularity 10/10 Helpfulness 5/10

answer python apply function to list

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python apply function to list

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# N. B. myfunction must be able to take as argument the elements of the list

def myfunction(x): 
  # process x
  return #some results

# declare your list
l1 = list(...)

# get a list with the transformed values according to myfunction
l2 = list(map(myfunction, l1))

Popularity 10/10 Helpfulness 5/10 Language python

Source: Grepper

Tags: apply function list python

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Contributed on May 11 2021

wolf-like_hunter

0 Answers Avg Quality 2/10

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import pandas as pd
  
# reading csv
s = pd.read_csv("stock.csv", squeeze = True)
  
# defining function to check price
def fun(num):
  
    if num<200:
        return "Low"
  
    elif num>= 200 and num<400:
        return "Normal"
  
    else:
        return "High"
  
# passing function to apply and storing returned series in new
new = s.apply(fun)
  
# printing first 3 element
print(new.head(3))
  
# printing elements somewhere near the middle of series
print(new[1400], new[1500], new[1600])
  
# printing last 3 elements
print(new.tail(3))

Popularity 10/10 Helpfulness 1/10 Language python

Source: www.geeksforgeeks.org

Tags: apply appl

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Contributed on Aug 11 2022

Grieving Goshawk

0 Answers Avg Quality 2/10

python apply function to list

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