update the read table method and add tests

datascience/tables.py

@@ -129,7 +129,7 @@ def read_table(cls, filepath_or_buffer, *args, **vargs):
                 vargs['sep'] = ','
         except AttributeError:
             pass
-        df = pandas.read_table(filepath_or_buffer, *args, **vargs)
+        df = pandas.read_csv(filepath_or_buffer, *args, **vargs)
         return cls.from_df(df)
 
     def _with_columns(self, columns):

tests/test_tables.py

@@ -1641,3 +1641,11 @@ def test_url_parse():
     with pytest.raises(ValueError):
         url = 'https://data8.berkeley.edu/something/something/dark/side'
         Table.read_table(url)
+
+def test_read_table():
+    """Test that Tables reads a csv file."""
+    assert isinstance(Table().read_table("tests/us-unemployment.csv"), Table)
+    assert isinstance(Table().read_table("tests/us-unemployment-copy"), Table)
+    assert isinstance(Table().read_table("tests/us-unemployment.txt"), Table)
+    assert isinstance(Table().read_table("https://raw.githubusercontent.com/data-8/textbook/gh-pages/data/deflategate.csv"), Table)
+

tests/us-unemployment-copy

@@ -0,0 +1,51 @@
+State,Unemployment
+AL,7.1
+AK,6.8
+AZ,8.1
+AR,7.2
+CA,10.1
+CO,7.7
+CT,8.4
+DE,7.1
+FL,8.2
+GA,8.8
+HI,5.4
+ID,6.6
+IL,8.8
+IN,8.4
+IA,5.1
+KS,5.6
+KY,8.1
+LA,5.9
+ME,7.2
+MD,6.8
+MA,6.7
+MI,9.1
+MN,5.6
+MS,9.1
+MO,6.7
+MT,5.8
+NE,3.9
+NV,10.3
+NH,5.7
+NJ,9.6
+NM,6.8
+NY,8.4
+NC,9.4
+ND,3.2
+OH,6.9
+OK,5.2
+OR,8.5
+PA,8
+RI,10.1
+SC,8.8
+SD,4.4
+TN,7.8
+TX,6.4
+UT,5.5
+VT,5
+VA,5.8
+WA,7.8
+WV,7.5
+WI,6.8
+WY,5.1

tests/us-unemployment.txt

@@ -0,0 +1,51 @@
+State	Unemployment
+AL	7.1
+AK	6.8
+AZ	8.1
+AR	7.2
+CA	10.1
+CO	7.7
+CT	8.4
+DE	7.1
+FL	8.2
+GA	8.8
+HI	5.4
+ID	6.6
+IL	8.8
+IN	8.4
+IA	5.1
+KS	5.6
+KY	8.1
+LA	5.9
+ME	7.2
+MD	6.8
+MA	6.7
+MI	9.1
+MN	5.6
+MS	9.1
+MO	6.7
+MT	5.8
+NE	3.9
+NV	10.3
+NH	5.7
+NJ	9.6
+NM	6.8
+NY	8.4
+NC	9.4
+ND	3.2
+OH	6.9
+OK	5.2
+OR	8.5
+PA	8
+RI	10.1
+SC	8.8
+SD	4.4
+TN	7.8
+TX	6.4
+UT	5.5
+VT	5
+VA	5.8
+WA	7.8
+WV	7.5
+WI	6.8
+WY	5.1