Fix issue 213 (#214)

Author: PeterKraus

src/yadg/extractors/fusion/json.py

@@ -91,20 +91,30 @@ def chromdata(jsdata: dict, uts: float) -> Dataset:
                 else:
                     species.add(peak["label"])
                 if "height" in peak:
+                    if peak["height"] is None:
+                        continue
                     raw["height"][peak["label"]] = (float(peak["height"]), 1.0)
                 if "area" in peak:
+                    if peak["area"] is None:
+                        continue
                     raw["area"][peak["label"]] = (float(peak["area"]), 0.01)
                 if "concentration" in peak:
+                    if peak["concentration"] is None:
+                        continue
                     raw["concentration"][peak["label"]] = (
                         float(peak["concentration"]),
                         float(peak["concentration"]) * 1e-3,
                     )
                 if "normalizedConcentration" in peak:
+                    if peak["normalizedConcentration"] is None:
+                        continue
                     raw["xout"][peak["label"]] = (
                         float(peak["normalizedConcentration"]),
                         float(peak["normalizedConcentration"]) * 1e-3,
                     )
                 if "top" in peak:
+                    if peak["top"] is None:
+                        continue
                     raw["retention time"][peak["label"]] = (float(peak["top"]), 0.01)
 
     valve = jsdata.get("annotations", {}).get("valcoPosition", None)

tests/test_x_fusion_json.py

@@ -14,6 +14,7 @@
         "AgPTFE28_100mA_NaS_01 - Aug 13 2021, 17;56.fusion-data",
         "AgPTFE28_100mA_NaS_01 - Aug 13 2021, 18;18.fusion-data",
         "issue_198.fusion-data",
+        "issue_213.fusion-data",
     ],
 )
 def test_fusion_json(infile, datadir):