Answers for "python drop duplicates"

36

python remove duplicates from list

mylist = ["a", "b", "b", "c", "a"]
mylist = sorted(set(mylist))
print(mylist)
Posted by: Guest on October-26-2020
7

python remove duplicates from a list

# HOW TO REMOVE DUPLICATES FROM A LIST:
# 1) CREATE A LIST
my_list = [1, 2, 3, 4, 5, 5, 5, 1]
# 2) CONVERT IT TO A SET AND THEN BACK INTO A LIST
my_list = list(set(my_list))
# 3) DONE! 
print(my_list) #WILL PRINT: [1, 2, 3, 4, 5]
Posted by: Guest on November-02-2020
9

python remove duplicates from list

# remove duplicate from given_list using list comprehension
res = []
[res.append(x) for x in given_list if x not in res]
Posted by: Guest on June-13-2020
3

drop duplicates pandas first column

import pandas as pd 
  
# making data frame from csv file 
data = pd.read_csv("employees.csv") 
  
# sorting by first name 
data.sort_values("First Name", inplace = True) 
  
# dropping ALL duplicte values 
data.drop_duplicates(subset ="First Name",keep = False, inplace = True) 
  
# displaying data 
print(data)
Posted by: Guest on June-28-2020
2

remove duplicates function python

def remove_dupiclates(list_):
	new_list = []
	for a in list_:
    	if a not in new_list:
        	new_list.append(a)
	return new_list
Posted by: Guest on September-22-2020
2

python remove duplicates from list

bad_list = ["hi", 1, 2, 2, 3, 5, "hi", "hi"]
good_list = list(set(bad_list))
Posted by: Guest on December-02-2020

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