MarkusMueller-DS
/ lambda_new_col.py
Last active
October 2, 2020 08:43
Create a new column with a lambda function
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| # 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
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| # 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) |