Move import statements within the lpython class

Author: Thirumalai-Shaktivel

src/runtime/lpython/lpython.py

@@ -4,8 +4,6 @@
 import platform
 from dataclasses import dataclass as py_dataclass, is_dataclass as py_is_dataclass
 from goto import with_goto
-from numpy import get_include
-from distutils.sysconfig import get_python_inc
 
 # TODO: this does not seem to restrict other imports
 __slots__ = ["i8", "i16", "i32", "i64", "u8", "u16", "u32", "u64", "f32", "f64", "c32", "c64", "CPtr",
@@ -728,19 +726,24 @@ def get_data_type(t):
         # TODO: Use LLVM instead of C backend
         r = os.system("lpython --show-c --disable-main a.py > a.h")
         assert r == 0, "Failed to create C file"
+
         gcc_flags = ""
         if platform.system() == "Linux":
             gcc_flags = " -shared -fPIC "
         elif platform.system() == "Darwin":
             gcc_flags = " -bundle -flat_namespace -undefined suppress "
         else:
             raise NotImplementedError("Platform not implemented")
+
+        from numpy import get_include
+        from distutils.sysconfig import get_python_inc
         python_path = "-I" + get_python_inc() + " "
         numpy_path = "-I" + get_include()
         rt_path_01 = "-I" + get_rtlib_dir() + "/../libasr/runtime "
         rt_path_02 = "-L" + get_rtlib_dir() + " -Wl,-rpath " \
             + get_rtlib_dir() + " -llpython_runtime "
         python_lib = "-L" "$CONDA_PREFIX/lib/ -lpython3.10 -lm"
+
         r = os.system("gcc -g" +  gcc_flags + python_path + numpy_path +
             " a.c -o lpython_jit_module.so " + rt_path_01 + rt_path_02 + python_lib)
         assert r == 0, "Failed to create the shared library"