code: def setUp(self):
      self.float_vector = FloatVectorField(10)
  
file_path: pytext/pytext/fields/test/field_test.py
imports: import unittest
  from pytext.fields.field import FloatVectorField
label_desc: Use image node_id 1 for calling the FieldTest obj's underlying member method code with example usage: obj.setUp() without return types