FIX workaround legacy for 3.7 and dtype 3.9/3.10

.github/workflows/ci.yml

@@ -21,10 +21,16 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest]
         python-version: ["3.7", "3.8", "3.9", "3.10"]
+        exclude: # Python v3.7 does not support Apple Silicon ARM64
+          - python-version: "3.7"
+            os: macos-latest
+        include: # run legacy versions on Intel CPUs
+          - python-version: "3.7"
+            os: macos-13
     steps:
       - uses: actions/checkout@v3
       - name: Create rpbp conda environment
-        uses: conda-incubator/setup-miniconda@v2
+        uses: conda-incubator/setup-miniconda@v3
         with:
           python-version: ${{ matrix.python-version }}
           channels: conda-forge,bioconda,defaults

tests/regression/test_rpbp.py

@@ -10,13 +10,13 @@
 logger = logging.getLogger(__name__)
 
 
-def to_df(filename):
-    args = {}
+def to_df(filename, dtype=None):
+    kwargs = {}
     if filename.endswith(".bed.gz") or filename.endswith(".tab.gz"):
-        args = {"sep": "\t"}
+        kwargs = {"sep": "\t"}
     elif filename.endswith(".mtx.gz"):
-        args = {"sep": " ", "comment": "%", "header": None}
-    return pd.read_csv(filename, **args)
+        kwargs = {"sep": " ", "comment": "%", "header": None}
+    return pd.read_csv(filename, dtype=dtype, **kwargs)
 
 
 # test output of `prepare-rpbp-genome`
@@ -35,10 +35,13 @@ def test_pipeline_part2(getf_pipeline):
     # deterministic output - profiles should match exactly
     profiles, periodics, predictions = getf_pipeline
 
+    dtype = {"position": "int64", "count": "int64", "type": "str", "length": "int64"}
     for file, ref_file in profiles:
         msg = f"[PROFILES] Comparing {file} and {ref_file}"
         logger.info(msg)
-        pd.testing.assert_frame_equal(to_df(file), to_df(ref_file), check_exact=True)
+        pd.testing.assert_frame_equal(
+            to_df(file, dtype=dtype), to_df(ref_file, dtype=dtype), check_exact=True
+        )
 
     # periodic-offsets - compare only the periodic lengths
     for file, ref_file in periodics: