pandas count the number of unique values in a column

Solutions on MaxInterview for pandas count the number of unique values in a column by the best coders in the world

Search
showing results for - "pandas count the number of unique values in a column"
Alberto
08 May 2020
1pd.value_counts(df.Account_Type)
2
3Gold        3
4Platinum    1
5Name: Account_Type, dtype: int64
source
Brennon
01 Aug 2019
1df.groupby('mID').agg(['count', 'size', 'nunique']).stack()
2
3
4             dID  hID  uID
5mID                       
6A   count      5    5    5
7    size       5    5    5
8    nunique    3    5    5
9B   count      2    2    2
10    size       2    2    2
11    nunique    2    2    2
12C   count      1    1    1
13    size       1    1    1
14    nunique    1    1    1
source
Paolo
09 May 2019
1df['hID'].nunique()
25
source
similar questions
dataframe unique values in each columncount unique values pandascount unique values numpycount unique values in pythonvalues of unique from dataframe with countnumber of unique pairs in columns pandasreturn count of unique values pandasget list of unique values in pandas columnpandas count distinct values in columnpandas count distinct values in a columnget count of unique values in column pandasreturn a series containing counts of unique values python count how many unique in a columnhow to count unique values in a column dataframe in pythonhow to get unique value of all columns in pandaspandas count unique values in columncounting unique values pythondataframe python unique values rowsdataframe number of unique rowspandas groupby count unique rowscount unique pandas
queries leading to this page
how to count number of unique values in a column pythonunique value in column pdsee unique values in column pandasget total number of unique values in column pandasdisplay all unique values pandaspandas python unique valueshow to get unique count each column in pandashow to find unique items in pandas seriespandas count unique classesunique values in a pandas seriesshow unique items in a column python and countconvert the unique values row count in columns pandascount unique values by column in pandascount unique values in array pythoncount number of unique entries in a column pandascount values distinct pandasunique values of a dataframehow to find how much unique values using pandascheck all dates are unique in index pandaspandas df count unique values for other columnpandas check length unique value in a columncount unique observations python excelpandas series unique values countcount unique elements in pandas columnhow to count unique string values in an entire dataframecount number of unique values in a column in pandasdataframe unique countscount number of distinct values in a column pandasdataframe count each unique value frequencycount of unique integers in column pandasunique counts pandashow to get unique values in series pandasunique values and their count for each column pandascount unique values in pandaspandas number of different values in columndataframe count uniquecheck the unique value of count in pythonunique value count in pandasnew dataframe unique values columnscount unique value dataframe pythonprint unique values count pandascount unique category pythonhow to get the counts of each unique value in a column pandas datafrmahow to count number of unique values in a column in pandascount number of unique values dfhow to get unique column values in pandaspython pandas get count of unique valuescount how many unique rows a dataframe haspandas find unique values in a columnhow to find unique values count in pythonfind the number of unique value in each column of a datasetcount of unique values in column count unique values per column in dataframe pythonpandas count unique values in columns find number of unique values in a column dataframepanda count unique values in columncount unique values for all columns pandaspython get unique values pandaspandas df count unique values in a columnfunction to take count of unique values in a columnfind unique id in pandas dataframecount all unique values in a column pandasexcel count unique valuespandas unique values countdadtframe unique values countdataframe count of uniques in columnhow to get unique values in pandascount unique values in series pythonr return number of unique values pandasunique items in dataframe columnhow to count unique values per column in pythoncounts columns unique values and make columns for them in dtaframepandas count all unique values in a dataframedataframe count unique values in columnget unique values pandashow do i count the number of unique values of a colnum in data framecounting only the unique values using count in pandasdistinct count column pandasfind how many unique values in pandasunique value count pandascount unique values in pandas columndataframe unique values in a columnget count of unique values in column pandashow to get the count of a coulumn unique elements in pandascalculate distinct value count un pandaspython pandas dataframe count unique values in columnvalue counts vs unique pandascount non unique values in col pandascount for each unique value in pandas datafrmaehow to get the counts of the unique values in a column pandas datafrmacount of unique values in column pythoncount my unique numbers in a columnunique values and count in dataframe columnpython series count unique valueshow to find unique values in a column in dataframeunique 28 29 count values 28 29 dataframecount unique words in column pythonhow to find unique no in pandas dfget unique elements count of one column based on the unique value of another column pandashow to get unique values in dataframecount unique in dataframe columnhow to get count of each unique values in pandaspandas count without duplicateshow to count unique values in pandascount number of each distinct elements pandasunique value count in column pandasget unique values pandas columnin a pandas dataframe how can i find unique values in one columnhow to find number of unique values in pandas dataframe columntransform count by column uniquedetermine number of unique terms in dataframe column dqldataframe print unique values in columnpandas unique values in column and countfind unique values from a column pandascount unique values in a column based on another columnpandas colum unique valuespandas count unique rowshow to count unique values in pandas columnpandas count unique values in column toatlprint unique rows pandascount unique columnsfind values that are unique column pandaspandas count number of unique values in columnunique rows in pandas get unique values in array pandaspandas number of unique values per columncount inique values pandaspandas how many unique values in a columnhow to count unique values of a particular column in pandasfind unique value in value countsdataframe unique countunique values in column in dataframecount of all types of values in a column pandascount distict value pandasdf unique countscounting numbers in a column unique pandaspandas count unique rows in columnpandas unique values countpython count unique values in columnget unique count of series pandashow to check the number of unique values in a columnfind number of unique values in a string column pandashow to get count of unique values in a column pandascount unique pandaspandas dataframe count distinct values in columnpandas column get unique valuesget count of unique values in a column pandashow to find count of unique values in pandashow to count unique values in each column of a dataframepandas get unique values per columnnumber of unique values in column pandascount dataframe unique valuesfind null values pandascount column unique valuespython pandas unique countget number of unique values in column pandaspandas dataframe get unique values in rowget unique count pandascheck unique in pandasunique dataframe pandas countnumpy count unique valueshow to get unique values from pandas dataframe columnpandas count unique values plotunique values in a column pandasunique values in dataframelist count unique values pythonpandas count unique values in columncount of unique values in pandas dataframepandas return unique values and their countpandas count of each unique values in columndataframe display values for uniquecount unique values column pandas pandas check column unique valuescount all unique values in a columnunique count column pandascount of non unique values in pandashow to get number of unique values in pandascolumn values unique countcount distinct values of a column pandascount the number of unique values in a clumnpandas column unique values countcolumn count unique pythonpandas number of distinct values in columnpandas dataframe check uniquelength of unique values pandascount of unique names in pandasnumber of times unique values occuring in column pythonpython pandas unique values in columnpandas number of unique values in a columncount unique items in a dataframe column pythonget count of number of unique values in column pandasis unique pandasvalidation of unique values in pandahow to check different unique values across pandas columncount different values pandascount unique values series pandashow to find number of unique values in pandas columnfrequency of unique values pandasget unique values in pandas columnnumber of unique values in pandaspandas dataframe count unique values in columncount number of unique values in a column pandascount number of number of unique values in a column pandasfind number of unique values in column pandasunique values dataframe in pythondf count of each unique valueshow to count unique values in column pythonpandas count unique recordsunique value counts pandaspandas count occurrences of unique values in column including nullsnumber of unique values in a column pandaspandas get unique rowscount unique values in a column pandasget unique values in dataframe columnpandas how to get unique values of a columnhow to count unique values in pythonknow the index of unique values pandasget unique values of dataframe columnhow to make count equal to unique in pandashow to get unique values in a column pandasget count of a unique values in column pandasprint unique values pandasin a pandas dataframe how can i find unique values in one column given the values in another column 3fhow to get the count of unique values in pandashow to get the number of unique values in a column pandaspandas count of unique values in columnunique values in column of dataframechecking unique values in a column in a dataframehow do i count frequenct of unique values in a columnhow to count unique values in pandas and store in listhow to find number of unique counts in pandashow to find number of unique values in pandashow to get number of unique items in column in pandasget unique values from dataframe pythonget the unique values present in a column pandasunique rows pandaspandas get counts of unique valueshow to count the unique values in a column numpycount unique pythonhow to count unique values in pandaspandas unique values in rowunique values in dataframe column countpython count unique words in columnhow to find number of unique values pandasunique value count for classes in column dataframepandas get unique values in columncount distinct entires in collumn pandashow to count total unique values in pandashow to fing unique value count in pythoncount unique in dataframe pythonhow to count number of unique values in a two column list pythonhow to calculate the unique values in a dataframefind unique number of lines by column in pythonlist and count unique values in a column pandaspandas show all unique values in a columncount of distinct elements pandaspandas show unique valuesdata count unique values of one column and store in columnpandas check unique valuescount how many times unique values in a columncount column unique values count pandaspython pandas count unique valueshow to show number unique values pandasget uniqiue value total counts pandaspandas count by idunique count pandaspandas print count of unique values in columncount number of unique and count in seriesdataframe count each unique valuehow to give count unique values in columnhow to get total unique values in a column pandaspandas nunique columnhow to find number of unique values in a column in pandascheck distinct values and count for eachin pandas columncount unique value pandasget no of unique values pandaspd unique countdf count unique values in columnnumber of different values in a column pandascount unique values pyhow to check unique values in column pandaspandas count each unique value in columnpython number of unique values in two columnhow to get number of unique values in a column in pandasunique counts pandas by valuecount no of unique entries in pandas datasethow to know how many unique values in a columncount unique elements in column pythoncount uniques values in datafrma ehow to see unique values in a column in pythonget total unique values in column pandascounts columns unique values and finally plot them in dataframepandas transform count uniquehow to find unique values in pandascount of unique values in a pandas seriespandas count unique valuespd unique values countpandas dataset get unique values in columncount unique values poandascount unique dates pandashow to count the the unique numbers in acolumn in dataframepandas list unique values in column with countcount unique values pandasfind how many unique values in a column pandashow to get unique value count of all text column in pythonhow to get count of unique elements in pandasunique values of column in dataframefind unique in python data frameget unique values by value counts pandaspandas get unique value countspandas resample count unique valuesvalidation of unique values in pandas dataframepandas count occurrences of unique values in columncount unique values in a dataframe pandasunique value count in pandspandas dataframe count uniquescount distinct values in a complete dataframe not just a columnhow to get unique values from dataframe in pythonhow to calculate unique values of a dataframecount unique values of a column pandascount how many times unique values in a column pandascount unqiue values in dfpandas dataframe column row count unique valuespandas show unique values in columndataframe count of unique valuesunique conut pandashow to get count of unique values of a column pandashow to count unique values in a column pandascount uniques pandaspandas get all unique values in a columnhow to find unique names and count in pandasunique row values pandasfind count of unique values in pandas in columncount number of unique values in column pandascreate dataframe with unique values of columncheck non unique values in column pandaspandas get unique values from columncount unique dataframehow do i count unique values in a columndf count of unique valuesfind count of unique values in pythonprint the number of unique values in a col dfget number of unique values in column numberspandas print unique values for each columnget unique values from columns in pandashow to count unique values in python according to different idpandas count distinct values in a columncount unique records in pdpandas get number of unique values in columnhow to find unique values of a column in pythonpandas series count unique valuesget df with uniuqe value count and add tha col in dataframehow to find unique entries and their counts pandascount column unique values python exampledataframe count unique valuesunique number in column pandasdataframe number of unique valueshow to get count of each of unique values in pandascount the number of different values in a column pandashow to find number of unique values in column in pythondf unique countget unique dataframe with values in columnpandas dataframe display unique values in a column and its countfind unique values in pandas dataframefind how many unique values are there in a column pythonfind number of unique values in a column pandasthe list should be a count of unique values in the columnhow to get unique values from pandas dataframecolumn unique values count pythoncount diff c3 a9rent value pandasfind unique values in a column pandascount of unique values in column python without pandashow to find count of unique values in column of python dataframepandas test unique values in dataframedataframe unique and countfind unique elements in dataframe columnget count of number of unique values in a column are also in another columnpandas count unique records in dataframeunique values of a column pandasfind number of unique values in pandas dataframe columnhow to see unique values in dataframe pandascount unique values dfhow can i count how many unique calues in pandas columnfind length of unique entries in dataframeselect all rows based on unique column values pandasget count of number of unique values in a column pandashow to find all unique values in an pandas columnhow many unique values in a column pandasdataframe get unique values in columnpython pandas series count unique valuesfind number of unique values in each column pandasunique values count pandasdisplay unique values pandas dataframe columnidentify attribute is unique using counts pandaspandas value counts one unique value pd seriesd calling unique count values in column pythontop value counts of unique pandasvalue counts unique pandascount distinct values in a dataframe columnprint unique values and their occurences pandassort unique values pandashow to count unique values of a column in dataframecount number of unique values in pandas columncounting unique values in pandas columnprint all unique values in column pandasunique values in column pandasunique 2c value counts 2c falsecount number of each unique value pandaspython pandas find all unique values in column and count themget num unique value sin column pandashow to find the number of unique values in a column in pandaspandas count unique valueunique value check pandasget unique count of column pandascount of unique entries in a category pandaspandas count the number of unique values in a columnnumber of unique dataframechecking unique values in pandascount unique in a column pythondataframe unique values counthow to count the unique values in a column in excelcount unique values in column pandaspython unique countcount number of unique values column pandascount unique values in column dataframe pythondf get unique values in columnpd count unique values in columnnumber of unique pandaspandas count distinct values in columncount unique values for 22all 22 columns pandascount distinct values pandaspython unique count of a columndataframe df count frequency of unique values lengthhow to print unique values in column pandascount how many unique values in a columnget unique rows dataframe how to find number of unique values in pythonpandas unique values in column countpandas count unique entries in serieshow to count unique values pandastake count of unique values in pandas dataframe columnhow to count unique values in a column dataframe in pythonhow to find unique values of a column in pandascount unique for a value in another columnpd df unique values countpandas count unique values in all columnshow to get count of unique valueshow to count different values in a column in pandascount unique occurrences pandaspandas print unique values in columnpandas unique values in columnpandas unique count in columndf check all unique values of a columncount number of samples of each unique value in column pythonunique values count in pandas dfprint unique values in column pandascount number of unique values in array pythondataframe count based on unique valuesunique values count pythonhow to count the unique values in a column in pandaspython pandas get each unique value from columngetting count of unique values of the dataframepandas dataframe get unique values of all columnscheck for unique values in dataframe pythonget unique values in column pandashow to check if all the rows in python dataframe is uniquecount unique values in a column dataset pandashow to count different numbers in a coloumn in dataframeunique values dataframe pandasfind unique values in column pandascount of unique ids in column pandascount number unique value within group pandasfind count of unique values in a column in pandasdataframe get unique values countpython df count unique values for each columnhow to know the number of unique values in a column un pandascount of unique values in column pandasall unique values in a column pandascount distinct values of of specific value pandas dataframeunique values and count in pythonhow to get the number of unique objects pandasidentify non unique values pandaspandas count uniqueunique count dataframepandas get count of each unique value in columncheck unique values in column pandashow to find the number of unique values in a column in pythonhow to find unique elements in dataframe columnhow to see unique values and frequency in dataframe columnpython pandas count of unique valuespandas how to print unique items valuescount rows with unique column values pandaspandas count every unique valuedf name unique return countschecking unique count in pandasget unique count in pandaspandas count unique values with conditionhow to see all unique values in pandas dataframehow to find unique values in a column in pandaspd count distinct values in columnpandas check unique values in columncount number of unique items in list excelcount unique column pythonvalues count pandas return all values and not uniquehow to count only unique values jupyter notebookcount unique values pythoncount how many times a unique value appears in a column pandaspandas count column unique valuescount the unique values in a column pandashow to check how many different values are relarted to one id in pandashow to get unique values in pandas seriescount column unique values countpandas unique countpandas get count of unique values in columnpython code to count unique values in a columncreate dictionary from pandas dataframe containing unique counthow to get a count of unique values in pandasget the unique count of each columns pandasdf unique values countget count of unique values in a columncount distinct values in excel sheet pandasreduce the number of unique values in pandastake unique values from pandas dataframepandas df count unique values of a columncount the number of unique values in a columnhow to get unique count in pandaspython pandas series unique valuescount how many unique values in a column pandasverify unique value pandaspandas count unique values in seriesunique count in pythoncounting the number of different entries in a column pythonpython number of number of unique value in columnsget count of unique values pandasnumber of unique values in pandas columnpandas count uniquescounting unique values in pandasnumber of unique rows pandasvs 3bues of unique from dataframe with countcount of distinct valuesi n ptyhoncreate dataframe from unique valuesnumber of unique values pandas columnfind count of unique values in pandasget unique values array pandashow to count for unique values in pandasget count of unique values in series pandascount if unique values in dfhow to know how many unique values exist in dataframe countcount of unique values in pandaspandas count the number of unique values in a column