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msure/dplyr_to_pandas.py

Created December 1, 2017 17:32
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Example of Dplyr Code From R Reproduced In Python's Pandas
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dplyr_to_pandas.py
# https://www.reddit.com/r/datascience/comments/7ggdlz/what_do_you_hate_about_pandas/dqj6kaw/
# some_df %>%
# mutate(new_column = do_something(old_column)) %>%
# group_by(new_column) %>%
# summarize(some_means = mean(other_column))
df.assign(new_column = do_something(lambda x: x.old_column)) \
.groupby('new_column') \
.agg({'other_column':'mean'})
.rename(columns={'mean':'some_means'})
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