def l2_inner_product(a, b, lim):
    return integrate(conjugate(a)*b, lim)
POST ``/configuration/leases`` can acquire a lease without expiration.
dataset/ETHPy150Open sympy/sympy/examples/advanced/gibbs_phenomenon.py/l2_inner_product--crossover with--dataset/ETHPy150Open ClusterHQ/flocker/flocker/control/test/test_httpapi.py/LeasesTestsMixin.test_acquire_no_expiration