Build package "CsvDataset"

[Henrike-Schwenn]

08.06.21

• Eigene Module erstellen

• EIGENE MODULE IN PYTHON ERSTELLEN

• Packages

• Module und Pakete

• sys.path in Python

26 min

Steps

• Create file "init.py"
• Check existing packages -> What file contains what sort of code?
• Rearrange code accordingly
• Add package to sys path

[Henrike-Schwenn]

Content of "init.py"

• How to import the package

• Specifications

• Exceptions

• Documentation

• Describing the package's purpose

[Henrike-Schwenn]

One file for the code to be executed

• Classes
• Variables
• Methods

[Henrike-Schwenn]

• [x] Import package "CsvDataset"

>>> sys.path.append('C:/Users/henri/OneDrive/Dokumente/Berufseinstieg/Sprachtechnologie/Predicting_Bike_Rental_Demand')
>>> import CsvDataset
>>> TestPackageInstance = CsvObject("C:/Users/henri/OneDrive/Dokumente/Berufseinstieg/Sprachtechnologie/Predicting_Bike_Rental_Demand/CsvDataset", "Test_csv_file.csv","testPackageInstance
")
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
NameError: name 'CsvObject' is not defined

Possible solutions

• [x] Check file name init
• [x] Check import settings

import CsvDataset.ClassCSVDataset
TestDataframe = CsvDataset.ClassCSVDataset.CsvObject("C:/Users/henri/OneDrive/Dokumente/Berufseinstieg/Sprachtechnologie/Predicting_Bike_Rental_Demand/CsvDataset","Test_csv_file.csv","testDataframe")
FileNotFoundError: [Errno 2] No such file or directory: 'Test_csv_file.csv'

• [x] Find test file

24.06.21 40 min

• [x] Try a csv file outside of the package

TestDataframe.CreateDataframe()
   Teesorten   Kommunikationsblocker   Unsinnige Zeichenfolgen
0      False                   False                     False
1      False                   False                     False

Actual content of the csv file:

Teesorten, Kommunikationsblocker, Unsinnige Zeichenfolgen "Gunpowder", "Sich an einem Fischbrötchen verschlucken", "bet0934vnar" "Darjeeling", "Unmoralische Angebote", "35fknvf"

[Henrike-Schwenn]

• [x] Add documentation to init.py

05.07.2021 27 min