Azure Databricks Jupyter Notebook Python & R in 1 Cell










0














I have some code (mostly not my original code), that I have running on my local PC anaconda juptyer Notebook environment. I need to scale up the processing so I am looking into Azure Databricks. There's 1 section of code that's running a python loop but utilizes an R library (stats), then passes the data through an R model (tbats). So 1 Jupyter notebook cell runs python & R code. Can this be done in Azure Databricks JNB's as well? I only found documentation that lets you change languages from cell to cell.



In a previous cell I have:



%r libarary(stats) 


So the library is imported (along with other R libs). However when I run the code below, I get "NameError: name 'stats' is not defined. I am wondering if it's the way databricks wants you to tell the cell the language you're using (%r, %python, etc.)



for customerid, dataForCustomer in original.groupby(by=['customer_id']):
startYear = dataForCustomer.head(1).iloc[0].yr
startMonth = dataForCustomer.head(1).iloc[0].mnth
endYear = dataForCustomer.tail(1).iloc[0].yr
endMonth = dataForCustomer.tail(1).iloc[0].mnth

#Creating a time series object
customerTS = stats.ts(dataForCustomer.usage.astype(int),
start=base.c(startYear,startMonth),
end=base.c(endYear, endMonth),
frequency=12)
r.assign('customerTS', customerTS)

##Here comes the R code piece
try:
seasonal = r('''
fit<-tbats(customerTS, seasonal.periods = 12,
use.parallel = TRUE)
fit$seasonal
''')
except:
seasonal = 1

# APPEND DICTIONARY TO LIST (NOT DATA FRAME)
df_list.append('customer_id': customerid, 'seasonal': seasonal)
print(f' customerid | seasonal ')

seasonal_output = pa.DataFrame(df_list)


Thank you










share|improve this question




























    0














    I have some code (mostly not my original code), that I have running on my local PC anaconda juptyer Notebook environment. I need to scale up the processing so I am looking into Azure Databricks. There's 1 section of code that's running a python loop but utilizes an R library (stats), then passes the data through an R model (tbats). So 1 Jupyter notebook cell runs python & R code. Can this be done in Azure Databricks JNB's as well? I only found documentation that lets you change languages from cell to cell.



    In a previous cell I have:



    %r libarary(stats) 


    So the library is imported (along with other R libs). However when I run the code below, I get "NameError: name 'stats' is not defined. I am wondering if it's the way databricks wants you to tell the cell the language you're using (%r, %python, etc.)



    for customerid, dataForCustomer in original.groupby(by=['customer_id']):
    startYear = dataForCustomer.head(1).iloc[0].yr
    startMonth = dataForCustomer.head(1).iloc[0].mnth
    endYear = dataForCustomer.tail(1).iloc[0].yr
    endMonth = dataForCustomer.tail(1).iloc[0].mnth

    #Creating a time series object
    customerTS = stats.ts(dataForCustomer.usage.astype(int),
    start=base.c(startYear,startMonth),
    end=base.c(endYear, endMonth),
    frequency=12)
    r.assign('customerTS', customerTS)

    ##Here comes the R code piece
    try:
    seasonal = r('''
    fit<-tbats(customerTS, seasonal.periods = 12,
    use.parallel = TRUE)
    fit$seasonal
    ''')
    except:
    seasonal = 1

    # APPEND DICTIONARY TO LIST (NOT DATA FRAME)
    df_list.append('customer_id': customerid, 'seasonal': seasonal)
    print(f' customerid | seasonal ')

    seasonal_output = pa.DataFrame(df_list)


    Thank you










    share|improve this question


























      0












      0








      0







      I have some code (mostly not my original code), that I have running on my local PC anaconda juptyer Notebook environment. I need to scale up the processing so I am looking into Azure Databricks. There's 1 section of code that's running a python loop but utilizes an R library (stats), then passes the data through an R model (tbats). So 1 Jupyter notebook cell runs python & R code. Can this be done in Azure Databricks JNB's as well? I only found documentation that lets you change languages from cell to cell.



      In a previous cell I have:



      %r libarary(stats) 


      So the library is imported (along with other R libs). However when I run the code below, I get "NameError: name 'stats' is not defined. I am wondering if it's the way databricks wants you to tell the cell the language you're using (%r, %python, etc.)



      for customerid, dataForCustomer in original.groupby(by=['customer_id']):
      startYear = dataForCustomer.head(1).iloc[0].yr
      startMonth = dataForCustomer.head(1).iloc[0].mnth
      endYear = dataForCustomer.tail(1).iloc[0].yr
      endMonth = dataForCustomer.tail(1).iloc[0].mnth

      #Creating a time series object
      customerTS = stats.ts(dataForCustomer.usage.astype(int),
      start=base.c(startYear,startMonth),
      end=base.c(endYear, endMonth),
      frequency=12)
      r.assign('customerTS', customerTS)

      ##Here comes the R code piece
      try:
      seasonal = r('''
      fit<-tbats(customerTS, seasonal.periods = 12,
      use.parallel = TRUE)
      fit$seasonal
      ''')
      except:
      seasonal = 1

      # APPEND DICTIONARY TO LIST (NOT DATA FRAME)
      df_list.append('customer_id': customerid, 'seasonal': seasonal)
      print(f' customerid | seasonal ')

      seasonal_output = pa.DataFrame(df_list)


      Thank you










      share|improve this question















      I have some code (mostly not my original code), that I have running on my local PC anaconda juptyer Notebook environment. I need to scale up the processing so I am looking into Azure Databricks. There's 1 section of code that's running a python loop but utilizes an R library (stats), then passes the data through an R model (tbats). So 1 Jupyter notebook cell runs python & R code. Can this be done in Azure Databricks JNB's as well? I only found documentation that lets you change languages from cell to cell.



      In a previous cell I have:



      %r libarary(stats) 


      So the library is imported (along with other R libs). However when I run the code below, I get "NameError: name 'stats' is not defined. I am wondering if it's the way databricks wants you to tell the cell the language you're using (%r, %python, etc.)



      for customerid, dataForCustomer in original.groupby(by=['customer_id']):
      startYear = dataForCustomer.head(1).iloc[0].yr
      startMonth = dataForCustomer.head(1).iloc[0].mnth
      endYear = dataForCustomer.tail(1).iloc[0].yr
      endMonth = dataForCustomer.tail(1).iloc[0].mnth

      #Creating a time series object
      customerTS = stats.ts(dataForCustomer.usage.astype(int),
      start=base.c(startYear,startMonth),
      end=base.c(endYear, endMonth),
      frequency=12)
      r.assign('customerTS', customerTS)

      ##Here comes the R code piece
      try:
      seasonal = r('''
      fit<-tbats(customerTS, seasonal.periods = 12,
      use.parallel = TRUE)
      fit$seasonal
      ''')
      except:
      seasonal = 1

      # APPEND DICTIONARY TO LIST (NOT DATA FRAME)
      df_list.append('customer_id': customerid, 'seasonal': seasonal)
      print(f' customerid | seasonal ')

      seasonal_output = pa.DataFrame(df_list)


      Thank you







      python r azure jupyter-notebook databricks






      share|improve this question















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      edited Nov 12 '18 at 6:42









      sai saran

      344224




      344224










      asked Nov 11 '18 at 23:24









      David Squires

      217




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