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artiq_rpctool: document numpy availability in RPC call cmd line arguments

This commit is contained in:
Yann Sionneau 2015-04-20 12:49:13 +02:00 committed by Sebastien Bourdeauducq
parent 301a0e6447
commit e19f8896f0
2 changed files with 4 additions and 3 deletions
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2
artiq/frontend/artiq_rpctool.py
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@ -3,7 +3,7 @@
import argparse
import textwrap
import sys
import numpy as np
import numpy as np # Needed to use numpy in RPC call arguments on cmd line
from artiq.protocols.pc_rpc import Client

5
doc/manual/utilities.rst
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@ -61,10 +61,11 @@ in order to call remote functions of an ARTIQ controller.
$ artiq_rpctool.py hostname port call -t target f x1 x2 ... xN
You can use Python syntax to compute arguments as they will be passed
to the ``eval()`` primitive. But beware to use quotes to separate
arguments which use spaces::
to the ``eval()`` primitive. The numpy package is available in the namespace
as ``np``. Beware to use quotes to separate arguments which use spaces::
$ artiq_rpctool.py hostname port call -t target f '3 * 4 + 2' True '[1, 2]'
$ artiq_rpctool.py ::1 3256 call load_sample_values 'np.array([1.0, 2.0], dtype=float)'
If the called function has a return value, it will get printed to
the standard output if the value is not None like in the standard