fix: QA genome generation (#613)

* fix deprecated squeeze

* fix wrong seq name

* fmt

* remove not needed file handling

workflow/scripts/masking.py

@@ -48,7 +48,6 @@ def get_base_count(pileupcolumn):
     for pileupread in pileupcolumn.pileups:
         # TODO Check pileupread for missing bases
         if not pileupread.is_del and not pileupread.is_refskip:
-
             read_base = pileupread.alignment.query_sequence[pileupread.query_position]
 
             bases.append(read_base)
@@ -102,7 +101,6 @@ def mask_sequence(sequence, coverages, base_counts):
     covered_postions = coverages.keys()
 
     for position, base in enumerate(sequence):
-
         if position not in covered_postions:
             # TODO Check why there are postions that are not covered by any reads and are not Ns
             # sequence[position] = "N"
@@ -160,10 +158,8 @@ def mask_sequence(sequence, coverages, base_counts):
 
 
 def write_sequence(sequence):
-    with pysam.FastxFile(snakemake.input.sequence) as infile, open(
-        snakemake.output.masked_sequence, mode="w"
-    ) as outfile:
-        print(">%s" % next(infile).name.split(".")[0], file=outfile)
+    with open(snakemake.output.masked_sequence, mode="w") as outfile:
+        print(">%s" % snakemake.wildcards.sample, file=outfile)
         print(sequence, file=outfile)
 
 

workflow/scripts/quality-filter.py

@@ -31,13 +31,11 @@ def get_identity(quast_report_paths: List[str]) -> dict:
         sample = path.dirname(report_path).split("/")[-1]
 
         # load report
-        report_df = pd.read_csv(
-            report_path, delimiter="\t", index_col=0, squeeze=True, names=["value"]
-        )
-
+        report_df = pd.read_csv(report_path, delimiter="\t", names=["name", "value"])
+        report_df.set_index("name", inplace=True)
         # select genome fraction (%)
         try:
-            fraction = float(report_df.at["Genome fraction (%)"]) / 100
+            fraction = float(report_df.at["Genome fraction (%)", "value"]) / 100
         except:
             # no "Genome fraction (%)" in quast report. Case for not assemblable samples
             fraction = 0.0