Fix correct_cable_len default

CHANGELOG.md

@@ -3,6 +3,10 @@ All notable changes to this project will be documented in this file.
 
 ## [Unreleased]
 
+### Fixed
+- Bug in which `correct_cable_len` defaulted to `None` instead of `True`
+for `read_mwa_corr_fits`.
+
 ## [2.4.3] - 2024-3-25
 
 ### Added

pyuvdata/uvdata/tests/test_mwa_corr_fits.py

@@ -1234,3 +1234,22 @@ def test_bscale(tmp_path):
     # check mwax data
     uv4.read(filelist[11:13], use_future_array_shapes=True)
     assert "SCALEFAC" not in uv4.extra_keywords.keys()
+
+
+@pytest.mark.filterwarnings("ignore:some coarse channel files were not submitted")
+@pytest.mark.filterwarnings("ignore:Fixing auto-correlations to be be real-only")
+def test_default_corrections(tmp_path):
+    """Test that default corrections are applied"""
+    # mwa_corr_fits defaults to applying corrections for cable reflections,
+    # digital gains, and the polyphase filter bank bandpass
+    uv1 = UVData()
+    uv2 = UVData()
+    uv1.read(filelist[0:2], use_future_array_shapes=True)
+    uv2.read(filelist[11:13], use_future_array_shapes=True)
+
+    assert "Divided out digital gains" in uv1.history
+    assert "Divided out digital gains" in uv2.history
+    assert "Divided out pfb coarse channel bandpass" in uv1.history
+    assert "Divided out pfb coarse channel bandpass" in uv2.history
+    assert "Applied cable length correction" in uv1.history
+    assert "Applied cable length correction" in uv2.history

pyuvdata/uvdata/uvdata.py

@@ -11553,7 +11553,7 @@ def read(
         use_aoflagger_flags=None,
         remove_dig_gains=True,
         remove_coarse_band=True,
-        correct_cable_len=None,
+        correct_cable_len=True,
         correct_van_vleck=False,
         cheby_approx=True,
         flag_small_auto_ants=True,