Code from chapter: 01_dataset_basicsΒΆ
Code snippet 1:
datalad create -c text2git DataLad-101
Code snippet 2:
cd DataLad-101
ls # ls does not show any output, because the dataset is empty.
Code snippet 3:
git log
Code snippet 4:
ls -a # show also hidden files
Code snippet 5:
mkdir books
Code snippet 6:
tree
Code snippet 7:
cd books && wget -nv https://sourceforge.net/projects/linuxcommand/files/TLCL/19.01/TLCL-19.01.pdf/download -O TLCL.pdf && wget -nv https://edisciplinas.usp.br/pluginfile.php/3252353/mod_resource/content/1/b_Swaroop_Byte_of_python.pdf -O byte-of-python.pdf && cd ../
Code snippet 8:
tree
Code snippet 9:
datalad status
Code snippet 10:
datalad save -m "add books on Python and Unix to read later"
Code snippet 11:
git log -p -n 1
Code snippet 12:
cd books && wget -nv https://github.com/progit/progit2/releases/download/2.1.154/progit.pdf && cd ../
Code snippet 13:
datalad status
Code snippet 14:
datalad save -m "add reference book about git" books/progit.pdf
Code snippet 15:
# lets make the output a bit more concise with the --oneline option
git log --oneline
Code snippet 16:
datalad download-url http://www.tldp.org/LDP/Bash-Beginners-Guide/Bash-Beginners-Guide.pdf \
--dataset . \
-m "add beginners guide on bash" \
-O books/bash_guide.pdf
Code snippet 17:
ls books
Code snippet 18:
datalad status
Code snippet 19:
cat << EOT > notes.txt
One can create a new dataset with 'datalad create [--description] PATH'.
The dataset is created empty
EOT
Code snippet 20:
datalad status
Code snippet 21:
datalad save -m "Add notes on datalad create"
Code snippet 22:
cat << EOT >> notes.txt
The command "datalad save [-m] PATH" saves the file
(modifications) to history. Note to self:
Always use informative, concise commit messages.
EOT
Code snippet 23:
datalad status
Code snippet 24:
datalad save -m "add note on datalad save"
Code snippet 25:
git log -p -n 2
Code snippet 26:
# we are in the root of DataLad-101
mkdir recordings
Code snippet 27:
datalad clone --dataset . \
https://github.com/datalad-datasets/longnow-podcasts.git recordings/longnow
Code snippet 28:
tree -d # we limit the output to directories
Code snippet 29:
cd recordings/longnow/Long_Now__Seminars_About_Long_term_Thinking
ls
Code snippet 30:
cd ../ # in longnow/
du -sh # Unix command to show size of contents
Code snippet 31:
datalad status --annex
Code snippet 32:
datalad get Long_Now__Seminars_About_Long_term_Thinking/2003_11_15__Brian_Eno__The_Long_Now.mp3
Code snippet 33:
datalad status --annex all
Code snippet 34:
datalad get Long_Now__Seminars_About_Long_term_Thinking/2003_11_15__Brian_Eno__The_Long_Now.mp3 \
Long_Now__Seminars_About_Long_term_Thinking/2003_12_13__Peter_Schwartz__The_Art_Of_The_Really_Long_View.mp3 \
Long_Now__Seminars_About_Long_term_Thinking/2004_01_10__George_Dyson__There_s_Plenty_of_Room_at_the_Top__Long_term_Thinking_About_Large_scale_Computing.mp3
Code snippet 35:
git log --reverse
Code snippet 36:
# in the root of DataLad-101:
cd ../../
cat << EOT >> notes.txt
The command 'datalad clone URL/PATH [PATH]'
installs a dataset from e.g., a URL or a path.
If you install a dataset into an existing
dataset (as a subdataset), remember to specify the
root of the superdataset with the '-d' option.
EOT
datalad save -m "Add note on datalad clone"
Code snippet 37:
git log -p
Code snippet 38:
cd recordings/longnow
git log --oneline
Code snippet 39:
cd ../../