work on eliminating "import *" pattern

Author: JohnMount

data_algebra/__init__.py

@@ -16,23 +16,29 @@
 the `rquery`<https://github.com/WinVector/rquery> and `rqdatatable`<https://github.com/WinVector/rqdatatable> packages.
 """
 
+
 import data_algebra.data_model
 import data_algebra.data_ops
-
 # import for easy access for package users
 from data_algebra.data_ops import (
     describe_table,
     descr,
     data,
-    ex
+    ex,
+    table
 )
+import data_algebra.view_representations
 from data_algebra.view_representations import (
     TableDescription,
+    ViewRepresentation,
     SQLNode
 )
+import data_algebra.expr_rep
 from data_algebra.expr_rep import lit, col, d_, one
-import data_algebra.pandas_model
+
 import data_algebra.data_schema
 
+import data_algebra.pandas_model
 
+# do this last so everything is loaded/define
 data_algebra.pandas_model.register_pandas_model()

tests/test_bigquery_user_fns.py

@@ -1,7 +1,7 @@
 import datetime
 
 import data_algebra
-from data_algebra.data_ops import *
+from data_algebra.data_ops import data, descr, describe_table, ex
 import data_algebra.test_util
 
 import data_algebra.BigQuery

tests/test_bitemporal_obs_agg_join.py

@@ -3,7 +3,7 @@
 
 import data_algebra
 import data_algebra.test_util
-from data_algebra.data_ops import *
+from data_algebra.data_ops import data, descr, describe_table, ex
 import data_algebra.util
 import data_algebra.SQLite
 

tests/test_calc_warnings_errors.py

@@ -1,7 +1,7 @@
 import pytest
 
 import data_algebra
-from data_algebra.data_ops import *
+from data_algebra.data_ops import data, descr, describe_table, ex
 
 
 def test_calc_warnings_errors():

tests/test_cc.py

@@ -1,7 +1,7 @@
 import data_algebra
 import data_algebra.test_util
 import data_algebra.util
-from data_algebra.data_ops import *
+from data_algebra.data_ops import data, descr, describe_table, ex
 from data_algebra.connected_components import connected_components
 from data_algebra.test_util import formats_to_self
 

tests/test_cdata1.py

@@ -4,9 +4,9 @@
 
 import data_algebra
 import data_algebra.test_util
-from data_algebra.cdata import *
+from data_algebra.cdata import pivot_blocks_to_rowrecs,  pivot_rowrecs_to_blocks, pivot_specification, unpivot_specification, RecordMap, RecordSpecification 
 import data_algebra.SQLite
-from data_algebra.data_ops import *
+from data_algebra.data_ops import data, descr, describe_table, ex
 import data_algebra.util
 
 

tests/test_cdata_convenience.py

@@ -4,8 +4,9 @@
 
 import data_algebra
 import data_algebra.test_util
-from data_algebra.cdata import *
-from data_algebra.data_ops import *
+from data_algebra.cdata import pivot_blocks_to_rowrecs,  pivot_rowrecs_to_blocks, pivot_specification, unpivot_specification, RecordMap, RecordSpecification 
+from data_algebra.view_representations import ViewRepresentation
+from data_algebra.data_ops import data, descr, describe_table, ex
 
 
 def test_cdata_convenience_1():

tests/test_cdata_example.py

@@ -3,8 +3,8 @@
 
 import data_algebra
 import data_algebra.test_util
-from data_algebra.data_ops import *
-from data_algebra.cdata import *
+from data_algebra.data_ops import data, descr, describe_table, ex
+from data_algebra.cdata import pivot_blocks_to_rowrecs,  pivot_rowrecs_to_blocks, pivot_specification, unpivot_specification, RecordMap, RecordSpecification 
 import data_algebra.util
 
 

tests/test_cdata_wvpy_case.py

@@ -4,9 +4,9 @@
 
 import data_algebra
 import data_algebra.test_util
-from data_algebra.cdata import *
+from data_algebra.cdata import pivot_blocks_to_rowrecs,  pivot_rowrecs_to_blocks, pivot_specification, unpivot_specification, RecordMap, RecordSpecification 
 import data_algebra.SQLite
-from data_algebra.data_ops import *
+from data_algebra.data_ops import data, descr, describe_table, ex
 import data_algebra.util
 
 

tests/test_coalesce.py

@@ -1,6 +1,6 @@
 import data_algebra
 import data_algebra.test_util
-from data_algebra.data_ops import *  # https://github.com/WinVector/data_algebra
+from data_algebra.data_ops import data, descr, describe_table, ex  # https://github.com/WinVector/data_algebra
 import data_algebra.util