#include <bits/stdc++.h>
using namespace std;
const int maxn = 1e6 + 10, maxlg = 20;
const long long mod = 1e9 + 7;
string s;
int t0, a[maxn], n;
int rmq[maxlg][maxn];
long long dp[maxn], part[maxn], ans;
void get_a() {
  cin >> s;
  s += '#';
  n = s.size() - 1;
  int po_a = 0;
  int po_s = 0;
  for (int i = 0; i <= n; i++) {
    if (i == n) {
      cout << n;
      exit(0);
    }
    if (s[i] == '1') {
      po_s = i;
      t0 = i;
      for (int j = i + 1; j <= n; j++)
        if (s[j] != '0') a[++po_a] = j - po_s - 1, po_s = j;
      break;
    }
  }
  n = po_a;
}
void get_rmq() {
  a[0] = 1e9;
  for (int i = n; i > -1; i--) {
    rmq[0][i] = a[i];
    for (int _ = 1; (n - i) >> _; _++)
      rmq[_][i] = max(rmq[_ - 1][i], rmq[_ - 1][i + (1 << (_ - 1))]);
  }
}
void get_dp() {
  part[0] = dp[0] = 1;
  for (int i = 1; i < n; i++) {
    for (int val = 0; val <= a[i]; val++) {
      int po = i;
      for (int _ = maxlg - 1; _ > -1 && po; _--) {
        if (po - (1 << _) >= 0 && rmq[_][po - (1 << _)] < val) po -= (1 << _);
      }
      dp[i] += part[i - 1];
      if (po - 2 >= 0) dp[i] -= part[po - 2];
    }
    dp[i] %= mod;
    if (dp[i] < 0) dp[i] += mod;
    part[i] = (part[i - 1] + dp[i]) % mod;
  }
}
int main() {
  ios::sync_with_stdio(false), cin.tie(0), cout.tie(0);
  get_a();
  get_rmq();
  get_dp();
  ans = (part[n - 1] * (a[n] + 1) % mod * (t0 + 1)) % mod;
  cout << ans;
  return 0;
}
