Modules load cleanup. part3 (#334)

Author: shssf

sdc/__init__.py

@@ -31,13 +31,9 @@
 # re-export from Numba
 from numba import (typeof, prange, pndindex, gdb, gdb_breakpoint, gdb_init,
                    stencil, threading_layer, jitclass, objmode)
-from numba.types import *
 
 import sdc.dict_ext
 import sdc.set_ext
-from sdc.set_ext import init_set_string
-from sdc.str_ext import string_type
-from sdc.str_arr_ext import string_array_type
 import sdc.compiler
 import sdc.io
 import sdc.io.np_io

sdc/compiler.py

@@ -39,7 +39,7 @@
 from numba import ir_utils, ir, postproc
 from numba.targets.registry import CPUDispatcher
 from numba.ir_utils import guard, get_definition
-from numba.inline_closurecall import inline_closure_call, InlineClosureCallPass
+from numba.inline_closurecall import inline_closure_call
 from numba.typed_passes import (NopythonTypeInference, AnnotateTypes, ParforPass, IRLegalization)
 from numba.untyped_passes import (DeadBranchPrune, InlineInlinables, InlineClosureLikes)
 from sdc import config

sdc/distributed.py

@@ -40,7 +40,7 @@
 import numpy as np
 
 import numba
-from numba import ir, types, typing, config, numpy_support, ir_utils, postproc
+from numba import ir, ir_utils, postproc, types
 from numba.ir_utils import (
     mk_unique_var,
     replace_vars_inner,
@@ -65,7 +65,6 @@
     find_const,
     is_get_setitem)
 from numba.inline_closurecall import inline_closure_call
-from numba.typing import signature
 from numba.parfor import (
     Parfor,
     lower_parfor_sequential,

sdc/distributed_analysis.py

@@ -39,7 +39,6 @@
 from numba.parfor import Parfor
 from numba.parfor import wrap_parfor_blocks, unwrap_parfor_blocks
 
-import numpy as np
 import sdc
 import sdc.io
 import sdc.io.np_io

sdc/distributed_api.py

@@ -38,12 +38,11 @@
 
 import numba
 from numba import types
-from numba.extending import models, register_model, intrinsic, overload
+from numba.extending import models, overload, register_model
 from numba.typing import signature
-from numba.typing.templates import infer_global, AbstractTemplate, infer
+from numba.typing.templates import AbstractTemplate, infer_global
 
 import sdc
-from sdc import config
 from sdc.str_arr_ext import (string_array_type, num_total_chars, StringArray,
                               pre_alloc_string_array, get_offset_ptr,
                               get_data_ptr, convert_len_arr_to_offset)

sdc/distributed_lower.py

@@ -36,7 +36,7 @@
 import numba.targets.arrayobj
 from numba import types, cgutils
 from numba.extending import overload
-from numba.targets.imputils import lower_builtin, impl_ret_new_ref, impl_ret_borrowed
+from numba.targets.imputils import impl_ret_borrowed, lower_builtin
 from numba.targets.arrayobj import make_array
 from numba.typing import signature
 from numba.typing.templates import infer_global, AbstractTemplate

sdc/hiframes/aggregate.py

@@ -29,11 +29,9 @@
 
 import operator
 from collections import namedtuple, defaultdict
-from functools import reduce
-import copy
 import numpy as np
 import numba
-from numba import typeinfer, ir, ir_utils, config, types, compiler, typed_passes
+from numba import compiler, ir, ir_utils, typed_passes, typeinfer, types
 from numba.ir_utils import (visit_vars_inner, replace_vars_inner, remove_dead,
                             compile_to_numba_ir, replace_arg_nodes,
                             replace_vars_stmt, find_callname, guard,
@@ -51,7 +49,7 @@
                         alloc_arr_tup, empty_like_type)
 from sdc import distributed, distributed_analysis
 from sdc.distributed_analysis import Distribution
-from sdc.utils import _numba_to_c_type_map, unliteral_all
+from sdc.utils import unliteral_all
 from sdc.str_ext import string_type
 from sdc.set_ext import num_total_chars_set_string, build_set
 from sdc.str_arr_ext import (string_array_type, pre_alloc_string_array,

sdc/hiframes/api.py

@@ -35,9 +35,9 @@
 import llvmlite.llvmpy.core as lc
 
 import numba
-from numba import ir, ir_utils
-from numba import numpy_support, types, cgutils
-from numba.ir_utils import require, mk_unique_var
+from numba import ir
+from numba import cgutils, types
+from numba.ir_utils import mk_unique_var
 import numba.array_analysis
 from numba.typing import signature
 from numba.typing.templates import infer_global, AbstractTemplate, CallableTemplate
@@ -50,7 +50,7 @@
     impl_ret_borrowed,
     iternext_impl,
     RefType)
-from numba.targets.arrayobj import make_array, _getitem_array1d
+from numba.targets.arrayobj import make_array
 
 import sdc
 from sdc.utils import _numba_to_c_type_map, unliteral_all

sdc/hiframes/boxing.py

@@ -35,13 +35,10 @@
                              NativeValue, box, intrinsic)
 from numba import numpy_support, types, cgutils
 from numba.typing import signature
-from numba.typing.templates import infer_global, AbstractTemplate, CallableTemplate
 from numba.targets.boxing import box_array, unbox_array, box_list
-from numba.targets.imputils import lower_builtin
 from numba.targets.boxing import _NumbaTypeHelper
 from numba.targets import listobj
 
-import sdc
 from sdc.hiframes.pd_dataframe_ext import DataFrameType
 from sdc.hiframes.pd_timestamp_ext import (datetime_date_type,
                                             unbox_datetime_date_array, box_datetime_date_array)

sdc/hiframes/dataframe_pass.py

@@ -26,7 +26,7 @@
 
 
 import operator
-from collections import defaultdict, namedtuple
+from collections import namedtuple
 import numpy as np
 import pandas as pd
 import warnings
@@ -40,22 +40,16 @@
                             build_definitions, find_build_sequence,
                             GuardException, compute_cfg_from_blocks)
 from numba.inline_closurecall import inline_closure_call
-from numba.typing.templates import Signature, bound_function, signature
-from numba.typing.arraydecl import ArrayAttribute
-from numba.extending import overload
-from numba.typing.templates import infer_global, AbstractTemplate, signature
 from numba.compiler_machinery import FunctionPass, register_pass
 import sdc
 from sdc import hiframes
 from sdc.utils import (debug_prints, inline_new_blocks, ReplaceFunc,
                         is_whole_slice, is_array, is_assign, sanitize_varname, update_globals)
-from sdc.str_ext import string_type
 from sdc.str_arr_ext import (string_array_type, StringArrayType,
                               is_str_arr_typ, pre_alloc_string_array)
-from sdc.hiframes.rolling import get_rolling_setup_args
 from sdc.hiframes.pd_dataframe_ext import (DataFrameType, DataFrameLocType,
                                             DataFrameILocType, DataFrameIatType)
-from sdc.hiframes.pd_series_ext import SeriesType, is_series_type
+from sdc.hiframes.pd_series_ext import SeriesType
 import sdc.hiframes.pd_groupby_ext
 from sdc.hiframes.pd_groupby_ext import DataFrameGroupByType
 import sdc.hiframes.pd_rolling_ext