MarkusMueller-DS
/ lambda_new_col.py
Last active
October 2, 2020 08:43
Create a new column with a lambda function
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| # code creates a new column based on the quality of the wine using 6 as a threshold | |
| df['rating'] = df['quality'].apply(lambda x: 'good' if x >= 6 else 'bad') |
MarkusMueller-DS
/ for_loop_dict.py
Last active
October 2, 2020 07:55
a for loop which saves the result of a sampling dist in a dict
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| # from Udemy course: Data Science & Deep Learning for Business | |
| # stratum_white and stratum_red are Data Frames | |
| alcohol_per_wine_type = {} | |
| for stratum, wine_type in [(stratum_white, 'white'), (stratum_red, 'red')]: | |
| sample = stratum['alcohol'].sample(250, random_state = 0) # random sampling on each stratum | |
| alcohol_per_wine_type[wine_type] = sample.mean() | |
| print(alcohol_per_wine_type) |