5 files changed, 18 insertions, 11 deletions
diff --git a/tablib/formats/_csv.py b/tablib/formats/_csv.py
index 9e8515a..5c03d6f 100644
--- a/tablib/formats/_csv.py
+++ b/tablib/formats/_csv.py
@@ -55,5 +55,5 @@ def detect(stream, delimiter=DEFAULT_DELIMITER):
     try:
         csv.Sniffer().sniff(stream, delimiters=delimiter)
         return True
-    except (csv.Error, TypeError):
+    except Exception:
         return False
diff --git a/tablib/formats/_dbf.py b/tablib/formats/_dbf.py
index 710797d..0d1c87b 100644
--- a/tablib/formats/_dbf.py
+++ b/tablib/formats/_dbf.py
@@ -83,9 +83,5 @@ def detect(stream):
         else:
             _dbf = dbf.Dbf(StringIO(stream), readOnly=True)
         return True
-    except (ValueError, struct.error):
-        # When we try to open up a file that's not a DBF, dbfpy raises a
-        # ValueError.
-        # When unpacking a string argument with less than 8 chars, struct.error is
-        # raised.
+    except Exception:
         return False
diff --git a/tablib/formats/_ods.py b/tablib/formats/_ods.py
index 5b900b5..dbf57c4 100644
--- a/tablib/formats/_ods.py
+++ b/tablib/formats/_ods.py
@@ -91,3 +91,14 @@ def dset_sheet(dataset, ws):
                     cell = table.TableCell()
                     cell.addElement(text.P(text=col))
                     odf_row.addElement(cell)
+
+
+def detect(stream):
+    if isinstance(stream, bytes):
+        # load expects a file-like object.
+        stream = BytesIO(stream)
+    try:
+        opendocument.load(stream)
+        return True
+    except Exception:
+        return False
diff --git a/tablib/formats/_xls.py b/tablib/formats/_xls.py
index baa7904..88e8636 100644
--- a/tablib/formats/_xls.py
+++ b/tablib/formats/_xls.py
@@ -25,17 +25,17 @@ def detect(stream):
     try:
         xlrd.open_workbook(file_contents=stream)
         return True
-    except (TypeError, XLRDError):
+    except Exception:
         pass
     try:
         xlrd.open_workbook(file_contents=stream.read())
         return True
-    except (AttributeError, XLRDError):
+    except Exception:
         pass
     try:
         xlrd.open_workbook(filename=stream)
         return True
-    except:
+    except Exception:
         return False
 
 
diff --git a/tablib/formats/_xlsx.py b/tablib/formats/_xlsx.py
index 516191c..f8f21c2 100644
--- a/tablib/formats/_xlsx.py
+++ b/tablib/formats/_xlsx.py
@@ -28,8 +28,8 @@ def detect(stream):
     try:
         openpyxl.reader.excel.load_workbook(stream, read_only=True)
         return True
-    except openpyxl.shared.exc.InvalidFileException:
-        pass
+    except Exception:
+        return False
 
 def export_set(dataset, freeze_panes=True):
     """Returns XLSX representation of Dataset."""