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💫 Create random IDs for SVGs to prevent ID clashes (#2927)

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Resolves #2924.

## Description
Fixes problem where multiple visualizations in Jupyter notebooks would have clashing arc IDs, resulting in weirdly positioned arc labels. Generating a random ID prefix so even identical parses won't receive the same IDs for consistency (even if effect of ID clash isn't noticable here.)

### Types of change
bug fix

## Checklist
<!--- Before you submit the PR, go over this checklist and make sure you can
tick off all the boxes. [] -> [x] -->
- [x] I have submitted the spaCy Contributor Agreement.
- [x] I ran the tests, and all new and existing tests passed.
- [x] My changes don't require a change to the documentation, or if they do, I've added all required information.
This commit is contained in:
Ines Montani 2018-11-15 11:40:10 +01:00 committed by GitHub
parent 87ce435aff
commit 02fc73ca53
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1 changed files with 6 additions and 1 deletions
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7
spacy/displacy/render.py
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@ -1,6 +1,8 @@
# coding: utf8 # coding: utf8
from __future__ import unicode_literals from __future__ import unicode_literals
import random
from .templates import TPL_DEP_SVG, TPL_DEP_WORDS, TPL_DEP_ARCS from .templates import TPL_DEP_SVG, TPL_DEP_WORDS, TPL_DEP_ARCS
from .templates import TPL_ENT, TPL_ENTS, TPL_FIGURE, TPL_TITLE, TPL_PAGE from .templates import TPL_ENT, TPL_ENTS, TPL_FIGURE, TPL_TITLE, TPL_PAGE
from ..util import minify_html, escape_html from ..util import minify_html, escape_html
@ -38,7 +40,10 @@ class DependencyRenderer(object):
minify (bool): Minify HTML markup. minify (bool): Minify HTML markup.
RETURNS (unicode): Rendered SVG or HTML markup. RETURNS (unicode): Rendered SVG or HTML markup.
""" """
rendered = [self.render_svg(i, p['words'], p['arcs']) # Create a random ID prefix to make sure parses don't receive the
# same ID, even if they're identical
id_prefix = random.randint(0, 999)
rendered = [self.render_svg('{}-{}'.format(id_prefix, i), p['words'], p['arcs'])
for i, p in enumerate(parsed)] for i, p in enumerate(parsed)]
if page: if page:
content = ''.join([TPL_FIGURE.format(content=svg) content = ''.join([TPL_FIGURE.format(content=svg)