From 962704e5f79317a240c94fe85e1aec2455b3f95b Mon Sep 17 00:00:00 2001
From: ignis <ignisization@gmail.com>
Date: Tue, 2 Jun 2026 17:27:48 +0000
Subject: [PATCH] refactor: resolve code smells ranked 1 to 6 (unused
 variables, local imports, wildcard imports, empty routines, pointer warning)

---
 code/Compact.f90            |  4 ++--
 code/code_gen/code_gen.py   | 20 ++++++++------------
 code/code_gen/post.py       | 17 +----------------
 code/m_arrays.f90           |  7 -------
 code/m_calculate.f90        |  6 ------
 code/post.f90               |  2 +-
 code/print_build_info.c     |  8 ++++----
 code/pycompact/pycompact.py | 13 ++++---------
 8 files changed, 20 insertions(+), 57 deletions(-)

diff --git a/code/Compact.f90 b/code/Compact.f90
index 6741278..2551773 100644
--- a/code/Compact.f90
+++ b/code/Compact.f90
@@ -267,7 +267,7 @@
 
 
      SUBROUTINE nonp_lud(xyz,xx)
-      INTEGER :: i,xyz,xx
+      INTEGER :: xyz,xx
       real(real64), DIMENSION(xx) :: aa
        aa=3.
        aa(1)=0.5 ; aa(2)=4.
@@ -287,7 +287,7 @@
 
 
      SUBROUTINE p_lud(xyz,xx)
-      INTEGER :: i,xyz,xx
+      INTEGER :: xyz,xx
       real(real64) :: a
       a=3. ! first derivative
       IF (xyz.eq.1) CALL ptdlu(a,xx,lxf,wxf) ! x-direction
diff --git a/code/code_gen/code_gen.py b/code/code_gen/code_gen.py
index d46f0dd..daf1e67 100644
--- a/code/code_gen/code_gen.py
+++ b/code/code_gen/code_gen.py
@@ -1,7 +1,12 @@
-
-import os, sys
-
+import os
+import sys
 import argparse
+import datetime
+import subprocess as sp
+from lark import Lark, Token
+from jinja2 import Template
+from post import Stage1, Stage2, Stage3, Stage4
+from resources.m_template import mod_form
 
 parser = argparse.ArgumentParser()
 parser.add_argument("term_file", help="name of file containing postprocessing term spec")
@@ -10,12 +15,6 @@ parser.add_argument("-x", "--print-latex", action="store_true", help="print late
 parser.add_argument("-p", "--print-report", action="store_true", help="print code generation report instead of code")
 args = parser.parse_args()
 
-from lark import Lark, Visitor, Transformer, v_args, Token
-
-from post import *
-
-from resources.m_template import mod_form
-
 calc_grammar = """
     ?varlist: "[" [NAME ("," NAME)*] "]"
 
@@ -100,8 +99,6 @@ def tok_to_str(tok):
 class VersionInfo(object):
 
     def __init__ (self, input_raw):
-        import os, datetime
-        import subprocess as sp
 
         bd = 'build date: {}'
         bb = 'build base: {}'
@@ -181,7 +178,6 @@ def test(terms_raw, report=False, latex=False):
             # print r"\end{equation}"
         print("}")
     else:
-        from jinja2 import Template
         print(Template(mod_form).render(**cdict))
 
 
diff --git a/code/code_gen/post.py b/code/code_gen/post.py
index c7926b4..588c3f4 100644
--- a/code/code_gen/post.py
+++ b/code/code_gen/post.py
@@ -22,6 +22,7 @@ DNS Post-Processing Code Generator Core (post.py)
      공통의 제한된 버퍼 배열(xyzbuffer0, xyzbuffer1, ...)을 나누어 사용(Array Pooling)하도록 할당하여 메모리 사용량을 최소화합니다.
 """
 
+import sys
 from lark import Lark, Visitor, Transformer, v_args, Token
 import warnings
 from jinja2 import Template
@@ -373,8 +374,6 @@ class SympyOptimizer:
         after_heavy += h_val
         after_loads += self.count_3d_loads(reduced_expr, three_d_arrays)
 
-        import sys
-
         def pct_str(before, after):
             if before == 0:
                 return "0.0%" if after == 0 else "+inf%"
@@ -732,12 +731,6 @@ class FieldBase (object):
     def depends_on (self, a):
         return (a in self.dep)
 
-    def is_primary (self):
-        return self.prime
-
-    def not_primary (self):
-        return not self.prime
-
     def is_fluctuation (self):
         return self.fluc
 
@@ -1732,11 +1725,3 @@ close (200)
             print("l2 = ", json.dumps(self.pass2, indent=4), file=irf)
             print("avg1 = ", json.dumps(list(map(repr,self.avg1)), indent=4), file=irf)
             print("avg2 = ", json.dumps(list(map(repr,self.avg2)), indent=4), file=irf)
-
-class Stage5():
-    """예비 단계: 확장된 루프 분할 및 연산 재정렬을 수행하는 플레이스홀더 클래스입니다."""
-    pass
-
-class Stage6():
-    """예비 단계: 최종 다이렉트 Fortran 기계 최적화 코드 출력 플레이스홀더 클래스입니다."""
-    pass
diff --git a/code/m_arrays.f90 b/code/m_arrays.f90
index 9bf3881..f5f64fa 100644
--- a/code/m_arrays.f90
+++ b/code/m_arrays.f90
@@ -54,12 +54,5 @@ DEALLOCATE(y)
 end subroutine m_arrays_finalize
 
 
-subroutine m_arrays_calculate_instant
-
-integer :: i,j,k
-
-end subroutine m_arrays_calculate_instant
-
-
 end module m_arrays
 
diff --git a/code/m_calculate.f90 b/code/m_calculate.f90
index 086f5e0..e30facc 100644
--- a/code/m_calculate.f90
+++ b/code/m_calculate.f90
@@ -79,9 +79,6 @@ contains
         real(real64), dimension(1,nxp), intent(in) :: src
         real(real64), dimension(1,nxp), intent(out) :: dst
 
-        integer :: i, j ,k
-        integer :: ju
-
         call dfnonp(nxp, hxp, src, dst, 1, 1)
 
      end subroutine ddx1d
@@ -171,9 +168,6 @@ contains
         real(real64), dimension(nxp), intent(in) :: src
         real(real64), dimension(nxp), intent(out) :: dst
 
-        integer :: i, j ,k
-        integer :: ju
-
         call d2fnonp(nxp, hxp, src, dst, 1, 1)
 
      end subroutine d2dx1d
diff --git a/code/post.f90 b/code/post.f90
index 120d64a..8cc163a 100644
--- a/code/post.f90
+++ b/code/post.f90
@@ -11,7 +11,7 @@ MODULE post
      INTEGER :: countnum
      INTEGER :: nprogress
      INTEGER :: ipass
-     INTEGER :: num_, dummyu_   ! hybrid
+     INTEGER :: num_   ! hybrid
      real(real64) :: tnow
 
      real(real64), DIMENSION(:,:,:,:), ALLOCATABLE :: old_scalar, new_scalar
diff --git a/code/print_build_info.c b/code/print_build_info.c
index 3d3d2a1..a3bdc87 100644
--- a/code/print_build_info.c
+++ b/code/print_build_info.c
@@ -8,12 +8,12 @@ extern const char _binary_latex_equations_txt_size [];
 
 int build_info_length_()
 {
-    return ((char*)&_binary_build_info_txt_end - (char*)&_binary_build_info_txt_start);
+    return ((char*)_binary_build_info_txt_end - (char*)_binary_build_info_txt_start);
 }
 
 int latex_length_()
 {
-    return ((char*)&_binary_latex_equations_txt_end - (char*)&_binary_latex_equations_txt_start);
+    return ((char*)_binary_latex_equations_txt_end - (char*)_binary_latex_equations_txt_start);
 }
 
 void string_copy ( char *s, unsigned long b, const char *p_start , const char *p_end )
@@ -34,10 +34,10 @@ void string_copy ( char *s, unsigned long b, const char *p_start , const char *p
 
 void cstr_( char *s, unsigned long b )
 {
-    string_copy(s, b, &_binary_build_info_txt_start, &_binary_build_info_txt_end);
+    string_copy(s, b, _binary_build_info_txt_start, _binary_build_info_txt_end);
 }
 
 void eqnstr_( char *s, unsigned long b )
 {
-    string_copy(s, b, &_binary_latex_equations_txt_start, &_binary_latex_equations_txt_end);
+    string_copy(s, b, _binary_latex_equations_txt_start, _binary_latex_equations_txt_end);
 }
diff --git a/code/pycompact/pycompact.py b/code/pycompact/pycompact.py
index e157f5f..3bb5dfe 100644
--- a/code/pycompact/pycompact.py
+++ b/code/pycompact/pycompact.py
@@ -1,3 +1,7 @@
+import os
+import sys
+import struct
+import pprint
 import numpy as np
 from compact import compact
 
@@ -61,7 +65,6 @@ class CompactScheme:
 
 
     def test_ludcmp (self):
-        import pprint
         pp = pprint.PrettyPrinter(indent=4)
 
         # First Derivative Non-periodic BC
@@ -343,9 +346,6 @@ class CompactScheme:
 
 
 def read_old_data (fname):
-    import struct
-    import sys
-    import os
     with open(fname, 'rb') as f1 :
         f1.seek(0)
 
@@ -389,9 +389,6 @@ def read_old_data (fname):
     return t, nx, ny, nz, u, v, w, Y0, Y1
 
 def read_data (fname):
-    import struct
-    import sys
-    import os
     with open(fname, 'rb') as f1 :
         f1.seek(0)
 
@@ -536,8 +533,6 @@ def validate_trigonometric():
 
 
 def test_dns_data():
-    import sys
-
     file_name = "./fort.1000"
 
     answer = "./fort.2000"