message: adding show by range function
diff: @@ -14,6 +14,7 @@ cdef extern from "../../../cpp/src/twisterx/table.hpp" namespace "twisterx":
  int columns()
  int rows()
  void show()
  + void show(int, int, int, int)
  @@ -43,28 +44,13 @@ cdef class Table:
  def show(self):
  self.thisPtr.show()
  -
  + def show_by_range(self, row1:int, row2:int, col1: int, col2: int):
  + self.thisPtr.show(row1, row2, col1, col2)
  cdef class TableUtil:
  cdef _Table *thisPtr
  cdef unique_ptr[_Table] tablePtr
  - # def __cinit__(self):
  - # id = uuid.uuid4()
  - # id = id.__str__().encode()
  - # self.thisPtr = new _Table(id)
  - # #self.tablePtr = make_unique[_Table]()
  - #
  - # def __init__(self):
  - # pass
  -
  - # def get_table_ptr(self, id: uuid.UUID):
  - # self.thisPtr = new _Table(id.__str__().encode())
  - # self.tablePtr.reset(self.thisPtr)
  - #val = deref(self.thisptr)
  - #print(val)
  -
  -
  @staticmethod
  def read_csv(path: str, delimiter: str) -> str:
  cdef string spath = path.encode()
  