c.js

componentDidMount() {
    const config = {
      method: 'GET',
      headers: {
        Accept: 'application/json'
      },
    };
    fetch('http://10.0.2.2:5000/images', config)
      .then((resp) => resp.json())
      .then((res) => {
        this.setState({
          images: res,
          fetchLoading: false
        })
      })
      .catch((err) => {
        console.log('err', err.message)
        this.setState({
          fetchLoading: false,
          error: err.message
        });
      })
  }