diff --git a/planet/api/_fatomic.py b/planet/api/_fatomic.py
index 324dd8f84..3f1c17038 100644
--- a/planet/api/_fatomic.py
+++ b/planet/api/_fatomic.py
@@ -52,7 +52,8 @@ def atomic_open(filename, mode, *args, **kwargs):
                                     dir=os.path.dirname(filename),
                                     suffix='.tmp',
                                     delete=False)
-    _discard = [False]
+    # track: explicitly discarded, normal/abnormal completion
+    _discard = [None]
     try:
         if mode[0] == 'a':
             try:
@@ -63,17 +64,18 @@ def atomic_open(filename, mode, *args, **kwargs):
                     pass
 
         def discard(self, _discard=_discard):
+            # explicit discard
             _discard[0] = True
         f.discard = types.MethodType(discard, f)
         yield f
-    # ischneider addition to fatomic - catch/raise any exception thrown in with
+        # normal completion
+        if not _discard[0]:
+            _discard[0] = False
     # block and force discarding
-    except:
-        _discard = [True]
-        raise
     finally:
         f.close()
-        if _discard[0]:
+        # if we didn't complete or were aborted, delete
+        if _discard[0] is None or _discard[0]:
             os.unlink(f.name)
         else:
             _replace_file(f.name, filename)
diff --git a/planet/api/downloader.py b/planet/api/downloader.py
index ae4d50412..ad17f02d6 100644
--- a/planet/api/downloader.py
+++ b/planet/api/downloader.py
@@ -19,7 +19,7 @@
 from planet.api.exceptions import RequestCancelled
 try:
     import Queue as queue
-except:
+except ImportError:
     # renamed in 3
     import queue
 
diff --git a/planet/scripts/item_asset_types.py b/planet/scripts/item_asset_types.py
index b1968dad0..f6a76835e 100644
--- a/planet/scripts/item_asset_types.py
+++ b/planet/scripts/item_asset_types.py
@@ -11,7 +11,7 @@
 # In case the API fails to respond or takes too long.
 DEFAULT_ITEM_TYPES = [
     "PSScene4Band", "PSScene3Band", "REScene", "SkySatScene",
-    "REOrthoTile", "Sentinel2L1C", "PSOrthoTile", "Landsat8L1G"]
+    "REOrthoTile", "Sentinel2L1C", "PSOrthoTile", "Landsat8L1G", "Sentinel1"]
 
 DEFAULT_ASSET_TYPES = [
     "analytic", "analytic_b1", "analytic_b10", "analytic_b11", "analytic_b12",
@@ -43,20 +43,16 @@ def _get_json_or_raise(url, timeout=0.7):
 def get_item_types():
     global _item_types
     if _item_types is None:
-        try:
-            data = _get_json_or_raise(ITEM_TYPE_URL)
-            _item_types = [it['id'] for it in data['item_types']]
-        except:
-            _item_types = DEFAULT_ITEM_TYPES
+        _item_types = DEFAULT_ITEM_TYPES
+        data = _get_json_or_raise(ITEM_TYPE_URL)
+        _item_types = [it['id'] for it in data['item_types']]
     return _item_types
 
 
 def get_asset_types():
     global _asset_types
     if _asset_types is None:
-        try:
-            data = _get_json_or_raise(ASSET_TYPE_URL)
-            _asset_types = [a['id'] for a in data['asset_types']]
-        except:
-            _asset_types = DEFAULT_ASSET_TYPES
+        _asset_types = DEFAULT_ASSET_TYPES
+        data = _get_json_or_raise(ASSET_TYPE_URL)
+        _asset_types = [a['id'] for a in data['asset_types']]
     return _asset_types
diff --git a/tests/test_atomic.py b/tests/test_atomic.py
index 79e53d0a3..683f2aaf3 100644
--- a/tests/test_atomic.py
+++ b/tests/test_atomic.py
@@ -37,7 +37,7 @@ def assert_content_is(expected):
         with atomic_open(outfile, 'w') as fp:
             fp.write('bazzy')
             raise Exception('drat')
-    except:
+    except Exception:
         assert_content_is('bar')
     else:
         assert False
diff --git a/tests/test_types.py b/tests/test_types.py
index 583630e7b..d2a7ed9f2 100644
--- a/tests/test_types.py
+++ b/tests/test_types.py
@@ -33,7 +33,8 @@ def test_item_type():
     check('all', get_item_types())
     check('psscene', ['PSScene3Band', 'PSScene4Band'])
     check('Sentinel2L1C', ['Sentinel2L1C'])
-    check('psscene,sent', ['PSScene3Band', 'PSScene4Band', 'Sentinel2L1C'])
+    check('psscene,sent', ['PSScene3Band', 'PSScene4Band',
+                           'Sentinel1', 'Sentinel2L1C'])
 
     with pytest.raises(Exception) as e:
         ItemType().convert('x', None, None)
diff --git a/tests/test_v1_cli.py b/tests/test_v1_cli.py
index da6337c00..8b5608371 100644
--- a/tests/test_v1_cli.py
+++ b/tests/test_v1_cli.py
@@ -39,7 +39,7 @@ def assert_success(result, expected_output, exit_code=0):
             pass
     try:
         assert json.loads(result.output) == expected_output
-    except:
+    except ValueError:
         assert result.output == expected_output