fix: avoid possible name clashes when storing logs in DC output file

CHANGELOG

@@ -1,5 +1,6 @@
 0.6.3
  - fix: cleanup temporary directories on startup (#29)
+ - fix: avoid possible name clashes when storing logs in DC output file
  - enh: warn user when source and target directory are identical (#28)
 0.6.2
  - setup: bump dclab from 0.55.7 to 0.57.0

mpl_data_cast/mod_recipes/rcp_rtdc.py

@@ -19,9 +19,18 @@ def convert_dataset(self, path_list, temp_path, **kwargs):
         if len(path_list) > 1:
             with dclab.RTDCWriter(temp_path, compression_kwargs=cmp_kw) as hw:
                 for pp in path_list[1:]:
-                    lines = pp.read_text().split("\n")
-                    lines = [ll.rstrip() for ll in lines]
-                    hw.store_log(pp.name, lines)
+                    while True:
+                        # avoid name clashes
+                        ii = 0
+                        log_name = pp.name + f"-{ii}" if ii else pp.name
+                        if log_name in hw.h5file.get("logs", {}):
+                            ii += 1
+                            continue
+                        # write the log file
+                        lines = pp.read_text().split("\n")
+                        lines = [ll.rstrip() for ll in lines]
+                        hw.store_log(log_name, lines)
+                        break
 
     def get_raw_data_iterator(self):
         """Get list of .rtdc files including associated files"""

pyproject.toml

@@ -24,7 +24,7 @@ classifiers = [
 license = {text = "GPL v3"}
 dependencies = [
     "click>=8",
-    "dclab>=0.57.0",
+    "dclab>=0.58.2",
     "h5py>=3.8.0",
     "hdf5plugin",  # compression
     "numpy>=1.21",  # CVE-2021-33430