Created
April 6, 2018 21:01
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command line tool for searching notebook code locally and in knowledge repo
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| #!/bin/bash | |
| # usage: nbgrep 'pattern' | |
| SEARCHPATH='/Users/andrew.blevins/projects' | |
| # 'jq' technique lifted with gratitude | |
| # from https://gist.github.com/mlgill/5c55253a3bc84a96addf | |
| # from https://gist.github.com/jbarratt/fa1d3473048e5f856aeb | |
| # Break on newlines instead of any whitespace | |
| # IPython Notebook files often have spaces in it | |
| SAVEIFS=$IFS | |
| IFS=$(echo -en "\n\b") | |
| # mdfind uses OSX's spotlight search, so it's almost instant | |
| # generate a list of all the ipynb files in any of the directories | |
| FILES=$(mdfind -onlyin $SEARCHPATH -name '.ipynb') | |
| # On the command line we get the argument to search for | |
| PATTERN=$1 | |
| for f in $FILES | |
| do | |
| # Check Notebook JSON format first | |
| # Jupyter notebook JSON format | |
| OUTPUT=$(jq '.cells[]? | select(.cell_type=="code") | .source[]?//.source' $f \ | |
| | sed 's/^"//g;s/"$//g;s/\\n$//g;s/\\"/"/g;s/\\\\/\\/g;s/\\n/\n/g' \ | |
| | pygmentize -l python 2>/dev/null \ | |
| | grep $PATTERN 2>/dev/null) | |
| if [ $? -eq 0 ]; then | |
| echo -e "$f:\n\n$OUTPUT\n\n" | |
| fi | |
| done | |
| IFS=$SAVEIFS |
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