Skip to content

support for altair figures #129

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
piccolbo wants to merge 1 commit into
base: master
Choose a base branch
from
Open

support for altair figures #129

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
29 changes: 29 additions & 0 deletions pweave/altair/__init__.py
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,29 @@
from IPython.core.display import display_html
import hashlib

display_html(
"""
<script src="https://cdn.jsdelivr.net/npm/vega@3"></script>
<script src="https://cdn.jsdelivr.net/npm/vega-lite@2"></script>
<script src="https://cdn.jsdelivr.net/npm/vega-embed@3"></script>
""",
raw=True)


def show(plot):
"""
Include an Altair (vega) figure in Pweave document.
Generates html output.
"""
json = plot.to_json()
id = "A" + hashlib.sha256(json.encode()).hexdigest()
display_html(
"""
<div id="{id}"></div>
<script type="text/javascript">
var spec = {json};
var opt = {{"renderer": "canvas", "actions": false}};
vegaEmbed("#{id}", spec, opt);
</script>
""".format(id=id, json=json),
raw=True)