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interferometer.grc
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interferometer.grc
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options:
parameters:
author: Nguyen Nhu Hai Long
catch_exceptions: 'True'
category: '[GRC Hier Blocks]'
cmake_opt: ''
comment: ''
copyright: '@Nguyen Nhu Hai Long'
description: ''
gen_cmake: 'On'
gen_linking: dynamic
generate_options: no_gui
hier_block_src_path: '.:'
id: Interferometer
max_nouts: '0'
output_language: python
placement: (0,0)
qt_qss_theme: ''
realtime_scheduling: ''
run: 'True'
run_command: '{python} -u {filename}'
run_options: run
sizing_mode: fixed
thread_safe_setters: ''
title: Interferometer
window_size: (1000,1000)
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [8, 8]
rotation: 0
state: enabled
blocks:
- name: Datetime
id: variable
parameters:
comment: ''
value: datetime.now().strftime("%Y_%m_%d")
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [640, 128.0]
rotation: 0
state: true
- name: Frequency
id: variable
parameters:
comment: ''
value: '610000000'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [400, 24.0]
rotation: 0
state: enabled
- name: Sample
id: variable
parameters:
comment: ''
value: '1000000'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [528, 24.0]
rotation: 0
state: enabled
- name: Vector_length
id: variable
parameters:
comment: ''
value: '512'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [248, 24.0]
rotation: 0
state: enabled
- name: path
id: variable
parameters:
comment: ''
value: '"/home"'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [656, 24.0]
rotation: 0
state: enabled
- name: timenow
id: variable
parameters:
comment: ''
value: datetime.now().strftime("%Y_%m_%d_%H_%M_%S")
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [408, 128.0]
rotation: 0
state: true
- name: blocks_complex_to_mag_squared_0
id: blocks_complex_to_mag_squared
parameters:
affinity: ''
alias: ''
comment: ''
maxoutbuf: '0'
minoutbuf: '0'
vlen: Vector_length
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [488, 432.0]
rotation: 0
state: true
- name: blocks_moving_average_xx_0
id: blocks_moving_average_xx
parameters:
affinity: ''
alias: ''
comment: ''
length: '100'
max_iter: '500'
maxoutbuf: '0'
minoutbuf: '0'
scale: 1/100
type: float
vlen: Vector_length
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [664, 268.0]
rotation: 0
state: true
- name: blocks_nlog10_ff_0
id: blocks_nlog10_ff
parameters:
affinity: ''
alias: ''
comment: ''
k: '0'
maxoutbuf: '0'
minoutbuf: '0'
n: '10'
vlen: Vector_length
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [872, 428.0]
rotation: 0
state: true
- name: blocks_stream_to_vector_0
id: blocks_stream_to_vector
parameters:
affinity: ''
alias: ''
comment: ''
maxoutbuf: '0'
minoutbuf: '0'
num_items: Vector_length
type: complex
vlen: '1'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [400, 288.0]
rotation: 0
state: true
- name: epy_block_0
id: epy_block
parameters:
_source_code: "\"\"\"\nEmbedded Python Blocks:\n\nEach time this file is saved,\
\ GRC will instantiate the first class it finds\nto get ports and parameters\
\ of your block. The arguments to __init__ will\nbe the parameters. All of\
\ them are required to have default values!\n\"\"\"\n\n\nimport numpy as np\n\
from gnuradio import gr\n\nclass integration(gr.decim_block):\n \"\"\"\n\
\ docstring for block integration\n \"\"\"\n def __init__(self, vec_length=512,\
\ n_integrations=1):\n gr.decim_block.__init__(self,\n name=\"\
integration\",\n in_sig=[(np.float32, int(vec_length))],\n \
\ out_sig=[(np.float32, int(vec_length))], \n decim = n_integrations)\n\
\ self.n_integrations = n_integrations\n self.vec_length = vec_length\n\
\ self.set_relative_rate(1.0/n_integrations)\n self.sum = np.zeros(self.vec_length)\n\
\ self.integration_count = 0\n\n\n def work(self, input_items, output_items):\n\
\ in0 = input_items[0]\n out = output_items[0]\n for inp0\
\ in in0:\n if self.integration_count < self.n_integrations:\n \
\ self.sum = self.sum + inp0\n self.integration_count\
\ += 1\n else:\n out[:] = self.sum[:]/self.n_integrations\n\
\ self.sum = np.zeros(self.vec_length)\n self.integration_count\
\ = 0\n return len(output_items[0])\n\n def set_n_integrations(self,\
\ n_integrations):\n self.n_integrations = n_integrations\n self.set_relative_rate(1.0/n_integrations)\n\
\ print(\"Rate Updated\")"
affinity: ''
alias: ''
comment: ''
maxoutbuf: '0'
minoutbuf: '0'
n_integrations: Vector_length
vec_length: Vector_length
states:
_io_cache: ('integration', 'integration', [('vec_length', '512'), ('n_integrations',
'1')], [('0', 'float', 512)], [('0', 'float', 512)], '\n docstring for block
integration\n ', ['n_integrations', 'vec_length'])
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [1040, 232.0]
rotation: 0
state: true
- name: epy_block_0_0
id: epy_block
parameters:
_source_code: "\"\"\"\nEmbedded Python Blocks:\n\nEach time this file is saved,\
\ GRC will instantiate the first class it finds\nto get ports and parameters\
\ of your block. The arguments to __init__ will\nbe the parameters. All of\
\ them are required to have default values!\n\"\"\"\n\n\nimport numpy as np\n\
from gnuradio import gr\n\nclass integration(gr.decim_block):\n \"\"\"\n\
\ docstring for block integration\n \"\"\"\n def __init__(self, vec_length=512,\
\ n_integrations=1):\n gr.decim_block.__init__(self,\n name=\"\
integration\",\n in_sig=[(np.float32, int(vec_length))],\n \
\ out_sig=[(np.float32, int(vec_length))], \n decim = n_integrations)\n\
\ self.n_integrations = n_integrations\n self.vec_length = vec_length\n\
\ self.set_relative_rate(1.0/n_integrations)\n self.sum = np.zeros(self.vec_length)\n\
\ self.integration_count = 0\n\n\n def work(self, input_items, output_items):\n\
\ in0 = input_items[0]\n out = output_items[0]\n for inp0\
\ in in0:\n if self.integration_count < self.n_integrations:\n \
\ self.sum = self.sum + inp0\n self.integration_count\
\ += 1\n else:\n out[:] = self.sum[:]/self.n_integrations\n\
\ self.sum = np.zeros(self.vec_length)\n self.integration_count\
\ = 0\n return len(output_items[0])\n\n def set_n_integrations(self,\
\ n_integrations):\n self.n_integrations = n_integrations\n self.set_relative_rate(1.0/n_integrations)\n\
\ print(\"Rate Updated\")"
affinity: ''
alias: ''
comment: ''
maxoutbuf: '0'
minoutbuf: '0'
n_integrations: '38'
vec_length: Vector_length
states:
_io_cache: ('integration', 'integration', [('vec_length', '512'), ('n_integrations',
'1')], [('0', 'float', 512)], [('0', 'float', 512)], '\n docstring for block
integration\n ', ['n_integrations', 'vec_length'])
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [1200.0, 344]
rotation: 270
state: enabled
- name: epy_block_1_0
id: epy_block
parameters:
_source_code: "\"\"\"\nEmbedded Python Blocks:\n\nEach time this file is saved,\
\ GRC will instantiate the first class it finds\nto get ports and parameters\
\ of your block. The arguments to __init__ will\nbe the parameters. All of\
\ them are required to have default values!\n\"\"\"\n\nimport numpy as np\n\
from gnuradio import gr\nimport time\nfrom datetime import datetime\n\nclass\
\ csv_filesink(gr.sync_block):\n \"\"\"\n This block is controlled by\
\ the string variable save_toggle: if save_toggle = \"True\" (a string, not\
\ boolean), the data is written to a new .csv file every new integration time.\
\ The minimum integration time for the block to work is 0.1 s. \n \"\"\"\n\
\ def __init__(self, vec_length=512, samp_rate=2400000, freq=610000000, prefix=\"\
\", save_toggle=\"True\", integration_select=0, short_long_time_scale=1, az=\"\
\", elev=\"\", location=\"\"):\n gr.sync_block.__init__(self,\n \
\ name=\"csv_filesink\",\n in_sig=[(np.float32, int(vec_length))],\n\
\ out_sig=None)\n\n self.vec_length = int(vec_length)\n \
\ self.samp_rate = samp_rate\n self.freq = freq\n self.prefix\
\ = prefix\n self.save_toggle = save_toggle\n self.integration_select\
\ = integration_select\n self.short_long_time_scale = short_long_time_scale\n\
\ self.az = az\n self.elev = elev\n self.location = location\n\
\n self.frequencies = np.arange(freq - samp_rate/2, freq + samp_rate/2,\
\ samp_rate/vec_length)[:vec_length]\n self.data_array = np.zeros((vec_length,2))\n\
\ self.N_long_counter = 0\n self.spectrum = np.zeros(vec_length)\n\
\n def work(self, input_items, output_items):\n # in0 = input_items[0]\n\
\ # self.spectrum[:] = in0\n\n in0_buffer = input_items[0]\n\n\
\ for in0 in in0_buffer:\n\n # <+signal processing here+>\n\n\
\ if self.save_toggle == \"True\": #If true, capture the spectrum\
\ to a new .csv text file each integration.\n if self.integration_select\
\ == 0:\n current_time = time.time()\n \
\ self.timenow = datetime.now().strftime(\"%Y_%m_%d_%H_%M_%S_%f\")[:-5]\n \
\ #write (freq, output) as a column array to a text file,\
\ titled e.g. \"2018-07-24_15.15.49_spectrum.txt\"\n # The\
\ \"prefix\", i.e. the file path, is defined in the prefix variable box in the\
\ .grc program.\n self.textfilename = self.prefix + self.timenow\
\ + \"_PSD.csv\"\n self.data_array[:,0] = np.round(self.frequencies/1e6,\
\ decimals=4)\n self.data_array[:,1] = np.round(in0, decimals=4)\n\
\ np.savetxt(self.textfilename, self.data_array, delimiter=',')\n\
\n self.N_long_counter = self.N_long_counter + 1 #Increase\
\ counter for long integration print to .csv\n\n else:\n \
\ if self.N_long_counter >= self.short_long_time_scale-1:\n \
\ current_time = time.time()\n \
\ self.timenow = datetime.now().strftime(\"%Y-%m-%d_%H.%M.%S.%f\")[:-5]\n \
\ #write (freq, output) as a column array to a text file,\
\ titled e.g. \"2018-07-24_15.15.49_spectrum.txt\"\n \
\ # The \"prefix\", i.e. the file path, is defined in the prefix variable box\
\ in the .grc program.\n self.textfilename = self.prefix\
\ + self.timenow + \"_PSD.csv\"\n self.data_array[:,0]\
\ = np.round(self.frequencies/1e6, decimals=4)\n self.data_array[:,1]\
\ = np.round(in0, decimals=4)\n np.savetxt(self.textfilename,\
\ self.data_array, delimiter=',')\n #\n \
\ self.N_long_counter = 0\n else:\n \
\ self.N_long_counter = self.N_long_counter + 1 #Increase counter\
\ for long integration print to .csv\n \n return len(input_items[0])\n\
\n def set_save_toggle(self, save_toggle):\n self.save_toggle = save_toggle\n\
\n def set_integration_select(self, integration_select):\n self.integration_select\
\ = integration_select\n\n def set_az(self, az):\n self.az = az\n\n\
\ def set_elev(self, elev):\n self.elev = elev\n\n def set_location(self,\
\ location):\n self.location = location"
affinity: ''
alias: ''
az: '""'
comment: ''
elev: '""'
freq: Frequency
integration_select: '0'
location: '""'
maxoutbuf: '0'
minoutbuf: '0'
prefix: f"{path}/{Datetime}/"
samp_rate: Sample
save_toggle: '"True"'
short_long_time_scale: '0'
vec_length: Vector_length
states:
_io_cache: '(''csv_filesink'', ''csv_filesink'', [(''vec_length'', ''512''), (''samp_rate'',
''2400000''), (''freq'', ''610000000''), (''prefix'', "''''"), (''save_toggle'',
"''True''"), (''integration_select'', ''0''), (''short_long_time_scale'', ''1''),
(''az'', "''''"), (''elev'', "''''"), (''location'', "''''")], [(''0'', ''float'',
512)], [], ''\n This block is controlled by the string variable save_toggle:
if save_toggle = "True" (a string, not boolean), the data is written to a new
.csv file every new integration time. The minimum integration time for the block
to work is 0.1 s. \n '', [''az'', ''elev'', ''freq'', ''integration_select'',
''location'', ''prefix'', ''samp_rate'', ''save_toggle'', ''short_long_time_scale'',
''vec_length''])'
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [1384, 416.0]
rotation: 0
state: enabled
- name: import_0_0
id: import
parameters:
alias: ''
comment: ''
imports: from datetime import datetime
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [248, 136.0]
rotation: 0
state: true
- name: osmosdr_source_0
id: osmosdr_source
parameters:
affinity: ''
alias: ''
ant0: ''
ant1: ''
ant10: ''
ant11: ''
ant12: ''
ant13: ''
ant14: ''
ant15: ''
ant16: ''
ant17: ''
ant18: ''
ant19: ''
ant2: ''
ant20: ''
ant21: ''
ant22: ''
ant23: ''
ant24: ''
ant25: ''
ant26: ''
ant27: ''
ant28: ''
ant29: ''
ant3: ''
ant30: ''
ant31: ''
ant4: ''
ant5: ''
ant6: ''
ant7: ''
ant8: ''
ant9: ''
args: '""'
bb_gain0: '0'
bb_gain1: '20'
bb_gain10: '20'
bb_gain11: '20'
bb_gain12: '20'
bb_gain13: '20'
bb_gain14: '20'
bb_gain15: '20'
bb_gain16: '20'
bb_gain17: '20'
bb_gain18: '20'
bb_gain19: '20'
bb_gain2: '20'
bb_gain20: '20'
bb_gain21: '20'
bb_gain22: '20'
bb_gain23: '20'
bb_gain24: '20'
bb_gain25: '20'
bb_gain26: '20'
bb_gain27: '20'
bb_gain28: '20'
bb_gain29: '20'
bb_gain3: '20'
bb_gain30: '20'
bb_gain31: '20'
bb_gain4: '20'
bb_gain5: '20'
bb_gain6: '20'
bb_gain7: '20'
bb_gain8: '20'
bb_gain9: '20'
bw0: '0'
bw1: '0'
bw10: '0'
bw11: '0'
bw12: '0'
bw13: '0'
bw14: '0'
bw15: '0'
bw16: '0'
bw17: '0'
bw18: '0'
bw19: '0'
bw2: '0'
bw20: '0'
bw21: '0'
bw22: '0'
bw23: '0'
bw24: '0'
bw25: '0'
bw26: '0'
bw27: '0'
bw28: '0'
bw29: '0'
bw3: '0'
bw30: '0'
bw31: '0'
bw4: '0'
bw5: '0'
bw6: '0'
bw7: '0'
bw8: '0'
bw9: '0'
clock_source0: ''
clock_source1: ''
clock_source2: ''
clock_source3: ''
clock_source4: ''
clock_source5: ''
clock_source6: ''
clock_source7: ''
comment: ''
corr0: '0'
corr1: '0'
corr10: '0'
corr11: '0'
corr12: '0'
corr13: '0'
corr14: '0'
corr15: '0'
corr16: '0'
corr17: '0'
corr18: '0'
corr19: '0'
corr2: '0'
corr20: '0'
corr21: '0'
corr22: '0'
corr23: '0'
corr24: '0'
corr25: '0'
corr26: '0'
corr27: '0'
corr28: '0'
corr29: '0'
corr3: '0'
corr30: '0'
corr31: '0'
corr4: '0'
corr5: '0'
corr6: '0'
corr7: '0'
corr8: '0'
corr9: '0'
dc_offset_mode0: '0'
dc_offset_mode1: '0'
dc_offset_mode10: '0'
dc_offset_mode11: '0'
dc_offset_mode12: '0'
dc_offset_mode13: '0'
dc_offset_mode14: '0'
dc_offset_mode15: '0'
dc_offset_mode16: '0'
dc_offset_mode17: '0'
dc_offset_mode18: '0'
dc_offset_mode19: '0'
dc_offset_mode2: '0'
dc_offset_mode20: '0'
dc_offset_mode21: '0'
dc_offset_mode22: '0'
dc_offset_mode23: '0'
dc_offset_mode24: '0'
dc_offset_mode25: '0'
dc_offset_mode26: '0'
dc_offset_mode27: '0'
dc_offset_mode28: '0'
dc_offset_mode29: '0'
dc_offset_mode3: '0'
dc_offset_mode30: '0'
dc_offset_mode31: '0'
dc_offset_mode4: '0'
dc_offset_mode5: '0'
dc_offset_mode6: '0'
dc_offset_mode7: '0'
dc_offset_mode8: '0'
dc_offset_mode9: '0'
freq0: Frequency
freq1: 100e6
freq10: 100e6
freq11: 100e6
freq12: 100e6
freq13: 100e6
freq14: 100e6
freq15: 100e6
freq16: 100e6
freq17: 100e6
freq18: 100e6
freq19: 100e6
freq2: 100e6
freq20: 100e6
freq21: 100e6
freq22: 100e6
freq23: 100e6
freq24: 100e6
freq25: 100e6
freq26: 100e6
freq27: 100e6
freq28: 100e6
freq29: 100e6
freq3: 100e6
freq30: 100e6
freq31: 100e6
freq4: 100e6
freq5: 100e6
freq6: 100e6
freq7: 100e6
freq8: 100e6
freq9: 100e6
gain0: '40'
gain1: '10'
gain10: '10'
gain11: '10'
gain12: '10'
gain13: '10'
gain14: '10'
gain15: '10'
gain16: '10'
gain17: '10'
gain18: '10'
gain19: '10'
gain2: '10'
gain20: '10'
gain21: '10'
gain22: '10'
gain23: '10'
gain24: '10'
gain25: '10'
gain26: '10'
gain27: '10'
gain28: '10'
gain29: '10'
gain3: '10'
gain30: '10'
gain31: '10'
gain4: '10'
gain5: '10'
gain6: '10'
gain7: '10'
gain8: '10'
gain9: '10'
gain_mode0: 'True'
gain_mode1: 'False'
gain_mode10: 'False'
gain_mode11: 'False'
gain_mode12: 'False'
gain_mode13: 'False'
gain_mode14: 'False'
gain_mode15: 'False'
gain_mode16: 'False'
gain_mode17: 'False'
gain_mode18: 'False'
gain_mode19: 'False'
gain_mode2: 'False'
gain_mode20: 'False'
gain_mode21: 'False'
gain_mode22: 'False'
gain_mode23: 'False'
gain_mode24: 'False'
gain_mode25: 'False'
gain_mode26: 'False'
gain_mode27: 'False'
gain_mode28: 'False'
gain_mode29: 'False'
gain_mode3: 'False'
gain_mode30: 'False'
gain_mode31: 'False'
gain_mode4: 'False'
gain_mode5: 'False'
gain_mode6: 'False'
gain_mode7: 'False'
gain_mode8: 'False'
gain_mode9: 'False'
if_gain0: '0'
if_gain1: '20'
if_gain10: '20'
if_gain11: '20'
if_gain12: '20'
if_gain13: '20'
if_gain14: '20'
if_gain15: '20'
if_gain16: '20'
if_gain17: '20'
if_gain18: '20'
if_gain19: '20'
if_gain2: '20'
if_gain20: '20'
if_gain21: '20'
if_gain22: '20'
if_gain23: '20'
if_gain24: '20'
if_gain25: '20'
if_gain26: '20'
if_gain27: '20'
if_gain28: '20'
if_gain29: '20'
if_gain3: '20'
if_gain30: '20'
if_gain31: '20'
if_gain4: '20'
if_gain5: '20'
if_gain6: '20'
if_gain7: '20'
if_gain8: '20'
if_gain9: '20'
iq_balance_mode0: '0'
iq_balance_mode1: '0'
iq_balance_mode10: '0'
iq_balance_mode11: '0'
iq_balance_mode12: '0'
iq_balance_mode13: '0'
iq_balance_mode14: '0'
iq_balance_mode15: '0'
iq_balance_mode16: '0'
iq_balance_mode17: '0'
iq_balance_mode18: '0'
iq_balance_mode19: '0'
iq_balance_mode2: '0'
iq_balance_mode20: '0'
iq_balance_mode21: '0'
iq_balance_mode22: '0'
iq_balance_mode23: '0'
iq_balance_mode24: '0'
iq_balance_mode25: '0'
iq_balance_mode26: '0'
iq_balance_mode27: '0'
iq_balance_mode28: '0'
iq_balance_mode29: '0'
iq_balance_mode3: '0'
iq_balance_mode30: '0'
iq_balance_mode31: '0'
iq_balance_mode4: '0'
iq_balance_mode5: '0'
iq_balance_mode6: '0'
iq_balance_mode7: '0'
iq_balance_mode8: '0'
iq_balance_mode9: '0'
maxoutbuf: '0'
minoutbuf: '0'
nchan: '1'
num_mboards: '1'
sample_rate: Sample
sync: sync
time_source0: ''
time_source1: ''
time_source2: ''
time_source3: ''
time_source4: ''
time_source5: ''
time_source6: ''
time_source7: ''
type: fc32
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [72, 260.0]
rotation: 0
state: true
- name: qtgui_vector_sink_f_0
id: qtgui_vector_sink_f
parameters:
affinity: ''
alias: ''
alpha1: '1.0'
alpha10: '1.0'
alpha2: '1.0'
alpha3: '1.0'
alpha4: '1.0'
alpha5: '1.0'
alpha6: '1.0'
alpha7: '1.0'
alpha8: '1.0'
alpha9: '1.0'
autoscale: 'True'
average: '0.1'
color1: '"blue"'
color10: '"dark blue"'
color2: '"red"'
color3: '"green"'
color4: '"black"'
color5: '"cyan"'
color6: '"magenta"'
color7: '"yellow"'
color8: '"dark red"'
color9: '"dark green"'
comment: ''
grid: 'True'
gui_hint: ''
label1: ''
label10: ''
label2: ''
label3: ''
label4: ''
label5: ''
label6: ''
label7: ''
label8: ''
label9: ''
legend: 'True'
maxoutbuf: '0'
minoutbuf: '0'
name: '"PSD"'
nconnections: '1'
ref_level: '0'
showports: 'False'
update_time: '2'
vlen: Vector_length
width1: '1'
width10: '1'
width2: '1'
width3: '1'
width4: '1'
width5: '1'
width6: '1'
width7: '1'
width8: '1'
width9: '1'
x_axis_label: '"Frequency"'
x_start: Frequency-Sample/2
x_step: int(Sample/Vector_length)
x_units: '"MHz"'
y_axis_label: '"Power"'
y_units: '"dB"'
ymax: '10'
ymin: '-140'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [1400, 88.0]
rotation: 0
state: disabled
connections:
- [blocks_complex_to_mag_squared_0, '0', blocks_moving_average_xx_0, '0']
- [blocks_moving_average_xx_0, '0', blocks_nlog10_ff_0, '0']
- [blocks_nlog10_ff_0, '0', epy_block_0, '0']
- [blocks_stream_to_vector_0, '0', blocks_complex_to_mag_squared_0, '0']
- [epy_block_0, '0', epy_block_0_0, '0']
- [epy_block_0, '0', qtgui_vector_sink_f_0, '0']
- [epy_block_0_0, '0', epy_block_1_0, '0']
- [osmosdr_source_0, '0', blocks_stream_to_vector_0, '0']
metadata:
file_format: 1
grc_version: 3.10.8.0