bump version (#475)

* warn if annotations will down-cast to float32

* correctly handle falsey data values

.bumpversion.cfg

@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.2.2
+current_version = 0.2.3
 
 [bumpversion:file:setup.py]
 search = version="{current_version}"

client/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "cellxgene",
-  "version": "0.2.2",
+  "version": "0.2.3",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {

client/package.json

@@ -1,6 +1,6 @@
 {
   "name": "cellxgene",
-  "version": "0.2.2",
+  "version": "0.2.3",
   "license": "MIT",
   "description": "cellxgene is a web application for the interactive exploration of single cell sequence data.",
   "repository": "https://github.com/chanzuckerberg/cellxgene",

client/src/components/brushableHistogram/index.js

@@ -34,7 +34,7 @@ class HistogramBrush extends React.Component {
       .scaleLinear()
       .range([this.height - this.marginBottom, 0]);
 
-    if (obsAnnotations[0][field]) {
+    if (obsAnnotations[0][field] !== undefined) {
       // recalculate expensive stuff
       const allValuesForContinuousFieldAsArray = _.map(obsAnnotations, field);
 

server/app/scanpy_engine/scanpy_engine.py

@@ -67,7 +67,9 @@ class ScanpyEngine(CXGDriver):
 
     @staticmethod
     def _can_cast_to_float32(ann):
-        if ann.dtype.kind == "f" and np.can_cast(ann.dtype, np.float32):
+        if ann.dtype.kind == "f":
+            if not np.can_cast(ann.dtype, np.float32):
+                warnings.warn(f"Annotation {ann.name} will be converted to 32 bit float and may loose precision.")
             return True
         return False
 

server/cli/cli.py

@@ -5,7 +5,7 @@ from .prepare import prepare
 
 
 @click.group(name="cellxgene", context_settings=dict(max_content_width=85))
-@click.version_option(version="0.2.2", prog_name="cellxgene", message="[%(prog)s] Version %(version)s")
+@click.version_option(version="0.2.3", prog_name="cellxgene", message="[%(prog)s] Version %(version)s")
 def cli():
     pass
 

setup.py

@@ -8,7 +8,7 @@ with open("server/requirements.txt") as fh:
 
 setup(
     name="cellxgene",
-    version="0.2.2",
+    version="0.2.3",
     packages=find_packages(),
     url="https://github.com/chanzuckerberg/cellxgene",
     license="MIT",