kopia lustrzana https://github.com/f4exb/sdrangel
qo100_datv.py: move all logic to a class. Apply pylint
f4exb
rodzic
d355d0b2ae
commit
b11e7ba4cd
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@ -3,15 +3,17 @@
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Quick control of configuration for receiving QO-100 DATV
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"""
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import requests, traceback, sys, json, time
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from optparse import OptionParser
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import traceback
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import sys
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from optparse import OptionParser # pylint: disable=deprecated-module
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import requests
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import sdrangel
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base_url_pattern = "http://{0}/sdrangel"
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base_url = None
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BASE_URL_PATTERN = "http://{0}/sdrangel"
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BASE_URL = None
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# ======================================================================
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def getInputOptions():
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def get_input_options():
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""" Parse options """
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# ----------------------------------------------------------------------
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parser = OptionParser(usage="usage: %%prog [-t]\n")
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@ -37,115 +39,122 @@ def getInputOptions():
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return options
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# ======================================================================
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def change_center_frequency(content, new_frequency):
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""" Change center frequency searching recursively """
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# ----------------------------------------------------------------------
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for k in content:
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if isinstance(content[k], dict):
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change_center_frequency(content[k], new_frequency)
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elif k == "centerFrequency":
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content[k] = new_frequency
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class Controller:
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""" Controller main class """
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def __init__(self):
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self.device_hwid = None
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# ======================================================================
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def change_decim(content, new_decim):
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""" Change log2 decimation searching recursively """
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# ----------------------------------------------------------------------
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for k in content:
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if isinstance(content[k], dict):
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change_decim(content[k], new_decim)
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elif k == "log2Decim":
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content[k] = new_decim
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# ======================================================================
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def change_rfbw(content, new_rfbw):
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""" Change RF bandwidth searching recursively """
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# ----------------------------------------------------------------------
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for k in content:
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if isinstance(content[k], dict):
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change_rfbw(content[k], new_rfbw)
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elif k == "rfBandwidth":
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content[k] = new_rfbw
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# ======================================================================
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def change_center_frequency(self, content, new_frequency):
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""" Change center frequency searching recursively """
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# ----------------------------------------------------------------------
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for k in content:
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if isinstance(content[k], dict):
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self.change_center_frequency(content[k], new_frequency)
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elif k == "centerFrequency":
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content[k] = new_frequency
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# ======================================================================
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def change_symbol_rate(content, new_symbol_rate):
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""" Change symbol rate searching recursively """
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# ----------------------------------------------------------------------
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for k in content:
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if isinstance(content[k], dict):
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change_symbol_rate(content[k], new_symbol_rate)
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elif k == "symbolRate":
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content[k] = new_symbol_rate
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# ======================================================================
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def change_decim(self, content, new_decim):
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""" Change log2 decimation searching recursively """
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# ----------------------------------------------------------------------
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for k in content:
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if isinstance(content[k], dict):
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self.change_decim(content[k], new_decim)
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elif k == "log2Decim":
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content[k] = new_decim
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# ======================================================================
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def get_device_sr_and_decim(hwtype, settings):
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""" Return device sample rate and decimation """
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# ----------------------------------------------------------------------
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if hwtype == "Airspy" or hwtype == "AirspyHF":
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sr_index = settings.get("devSampleRateIndex", 0)
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if sr_index == 1:
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sr = 3000000
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# ======================================================================
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def change_rfbw(self, content, new_rfbw):
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""" Change RF bandwidth searching recursively """
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# ----------------------------------------------------------------------
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for k in content:
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if isinstance(content[k], dict):
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self.change_rfbw(content[k], new_rfbw)
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elif k == "rfBandwidth":
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content[k] = new_rfbw
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# ======================================================================
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def change_symbol_rate(self, content, new_symbol_rate):
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""" Change symbol rate searching recursively """
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# ----------------------------------------------------------------------
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for k in content:
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if isinstance(content[k], dict):
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self.change_symbol_rate(content[k], new_symbol_rate)
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elif k == "symbolRate":
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content[k] = new_symbol_rate
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# ======================================================================
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def get_device_sr_and_decim(self, hwtype, settings):
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""" Return device sample rate and decimation """
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# ----------------------------------------------------------------------
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if hwtype == "Airspy" or hwtype == "AirspyHF":
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sr_index = settings.get("devSampleRateIndex", 0)
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if sr_index == 1:
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sr = 3000000
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else:
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sr = 6000000
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log2_decim = settings.get("log2Decim", 0)
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else:
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sr = 6000000
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log2_decim = settings.get("log2Decim", 0)
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else:
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sr = settings.get("devSampleRate", 0)
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log2_decim = settings.get("log2Decim", 0)
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return sr, 1<<log2_decim
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sr = settings.get("devSampleRate", 0)
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log2_decim = settings.get("log2Decim", 0)
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return sr, 1<<log2_decim
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# ======================================================================
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def calc_decim(device_sr, symbol_rate):
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""" Calculate ideal decimation and return as log2 """
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# ----------------------------------------------------------------------
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quot = device_sr // (2*symbol_rate*1000)
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for i in range(6):
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if quot < 1<<i:
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break
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return 0 if i < 1 else i - 1
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# ======================================================================
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@staticmethod
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def calc_decim(device_sr, symbol_rate):
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""" Calculate ideal decimation and return as log2 """
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# ----------------------------------------------------------------------
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quot = device_sr // (2*symbol_rate*1000)
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for i in range(6):
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if quot < 1<<i:
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break
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return 0 if i < 1 else i - 1
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# ======================================================================
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def set_device(options):
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""" Set the device """
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# ----------------------------------------------------------------------
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device_settings_url = f"{base_url}/deviceset/{options.device_index}/device/settings"
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r = requests.get(url=device_settings_url)
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if r.status_code // 100 == 2: # OK
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rj = r.json()
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hwtype = rj.get("deviceHwType", None)
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device_settings = rj.get(sdrangel.DEVICE_TYPES[hwtype]["settings"], None)
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device_sr, device_decim = get_device_sr_and_decim(hwtype, device_settings)
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new_decim = calc_decim(device_sr, options.symbol_rate)
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print(f"sr: {device_sr} S/s decim: {device_decim} new decim: {1<<new_decim}")
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if not options.no_decim:
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change_decim(rj, new_decim)
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change_center_frequency(rj, options.frequency*1000)
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r = requests.patch(url=device_settings_url, json=rj)
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if r.status_code / 100 == 2:
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print(f'set_device: changed #{options.device_index}: frequency: {options.frequency} kHz log2Decim: {new_decim} No decim: {options.no_decim}')
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# ======================================================================
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def set_device(self, options):
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""" Set the device """
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# ----------------------------------------------------------------------
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device_settings_url = f"{BASE_URL}/deviceset/{options.device_index}/device/settings"
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r = requests.get(url=device_settings_url, timeout=10)
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if r.status_code // 100 == 2: # OK
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rj = r.json()
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hwtype = rj.get("deviceHwType", None)
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device_settings = rj.get(sdrangel.DEVICE_TYPES[hwtype]["settings"], None)
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device_sr, device_decim = self.get_device_sr_and_decim(hwtype, device_settings)
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new_decim = self.calc_decim(device_sr, options.symbol_rate)
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print(f"sr: {device_sr} S/s decim: {device_decim} new decim: {1<<new_decim}")
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if not options.no_decim:
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self.change_decim(rj, new_decim)
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self.change_center_frequency(rj, options.frequency*1000)
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r = requests.patch(url=device_settings_url, json=rj, timeout=10)
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if r.status_code / 100 == 2:
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print(f'set_device: changed #{options.device_index}: frequency: {options.frequency} kHz log2Decim: {new_decim} No decim: {options.no_decim}')
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else:
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raise RuntimeError(f'set_device: failed to change device {options.device_index} with error {r.status_code}')
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else:
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raise RuntimeError(f'set_device: failed to change device {options.device_index} with error {r.status_code}')
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else:
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raise RuntimeError(f"Cannot get device info for device set index {options.device_index} HTTP return code {r.status_code}")
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raise RuntimeError(f"Cannot get device info for device set index {options.device_index} HTTP return code {r.status_code}")
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# ======================================================================
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def set_channel(options):
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""" Set the channel - assume DATV demod """
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# ----------------------------------------------------------------------
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channel_settings_url = f"{base_url}/deviceset/{options.device_index}/channel/{options.channel_index}/settings"
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r = requests.get(url=channel_settings_url)
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if r.status_code // 100 == 2: # OK
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rj = r.json()
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rfbw = round(1.5*options.symbol_rate)*1000
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change_center_frequency(rj, 0)
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change_rfbw(rj, rfbw)
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change_symbol_rate(rj, options.symbol_rate*1000)
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r = requests.patch(url=channel_settings_url, json=rj)
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if r.status_code / 100 == 2:
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print(f'set_channel: changed {options.device_index}:{options.channel_index}: rfbw: {rfbw} Hz symbol rate: {options.symbol_rate} kS/s')
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# ======================================================================
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def set_channel(self, options):
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""" Set the channel - assume DATV demod """
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# ----------------------------------------------------------------------
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channel_settings_url = f"{BASE_URL}/deviceset/{options.device_index}/channel/{options.channel_index}/settings"
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r = requests.get(url=channel_settings_url, timeout=10)
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if r.status_code // 100 == 2: # OK
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rj = r.json()
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rfbw = round(1.5*options.symbol_rate)*1000
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self.change_center_frequency(rj, 0)
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self.change_rfbw(rj, rfbw)
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self.change_symbol_rate(rj, options.symbol_rate*1000)
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r = requests.patch(url=channel_settings_url, json=rj, timeout=10)
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if r.status_code / 100 == 2:
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print(f'set_channel: changed {options.device_index}:{options.channel_index}: rfbw: {rfbw} Hz symbol rate: {options.symbol_rate} kS/s')
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else:
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raise RuntimeError(f'set_device: failed to change channel {options.device_index}:{options.channel_index} with error {r.status_code}')
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else:
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raise RuntimeError(f'set_device: failed to change channel {options.device_index}:{options.channel_index} with error {r.status_code}')
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else:
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raise RuntimeError(f"Cannot get channel info for channel {options.device_index}:{options.channel_index} HTTP return code {r.status_code}")
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raise RuntimeError(f"Cannot get channel info for channel {options.device_index}:{options.channel_index} HTTP return code {r.status_code}")
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# ======================================================================
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@ -153,16 +162,18 @@ def main():
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""" Main program """
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# ----------------------------------------------------------------------
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try:
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options = getInputOptions()
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options = get_input_options()
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global base_url
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base_url = base_url_pattern.format(options.address)
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global BASE_URL # pylint: disable=global-statement
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BASE_URL = BASE_URL_PATTERN.format(options.address)
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print(f"Frequency: 10{options.frequency/1000} MHz Symbol rate: {options.symbol_rate} kS/s")
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set_device(options)
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set_channel(options)
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controller = Controller()
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controller.set_device(options)
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controller.set_channel(options)
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except Exception as ex:
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except Exception as ex: # pylint: disable=broad-except
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tb = traceback.format_exc()
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print(f"Exception caught {ex}")
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print(tb, file=sys.stderr)
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# ======================================================================
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