/TypeScript/Df.value_counts to dataframe

Df.value_counts to dataframe

Value_counts pandas

>>> index = pd.Index([3, 1, 2, 3, 4, np.nan])
>>> index.value_counts()
3.0    2
4.0    1
2.0    1
1.0    1
dtype: int64

Source: pandas.pydata.org

Df.value_counts to dataframe

df = df.value_counts().rename_axis('unique_values').reset_index(name='counts')
print (df)
   unique_values  counts
0              2       3
1              1       2

Source: stackoverflow.com

Plot value counts pandas


df.letters.value_counts().sort_values().plot(kind = 'barh')

Source: stackoverflow.com

Similar codes

4 votes361 views3 answers
How to find employee names starts with in sql
TypeScript
19 votes301 views5 answers
Cannot use import statement outside a module typescript
TypeScript
0 vote258 views1 answer
Allow specific string in type
TypeScript
0 vote281 views1 answer
Typescript file cannot find module vue
TypeScript
0 vote328 views1 answer
'`pydot` failed to call GraphViz.' OSError: `pydot` failed to call GraphViz.Please install GraphViz (https://www.graphviz.org/) and ensure that its executables are in the $PATH.
TypeScript
0 vote299 views2 answers
Android java loop through all objects in layout
TypeScript
1 vote285 views1 answer
How to remove the dots from ul
TypeScript
0 vote292 views2 answers
Typescript type number range
TypeScript
0 vote357 views1 answer
1,
TypeScript
0 vote348 views1 answer
Modify the program so it also prints the number of A, T, C, and G characters in the sequence in python
TypeScript