49 lines
1.3 KiB
Plaintext
49 lines
1.3 KiB
Plaintext
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#!/usr/bin/env python
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import sys
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import subprocess
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DEFAULT_TEMPERATURE = 3500
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try:
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with open('/tmp/temperature', 'r') as temp_file:
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current_temperature = int(temp_file.read())
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except FileNotFoundError:
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current_temperature = DEFAULT_TEMPERATURE
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# If no argument is given print the current temperature
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if len(sys.argv) == 1:
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print(current_temperature)
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sys.exit(0)
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elif len(sys.argv) != 2:
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print("""
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Usage:
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screen-temperature
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print current temperature
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screen-temperature <temperature>
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set screen temperature to <temperature>
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screen-temperature <+|-><temperature>
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increase or decrease screen temperature by <temperature>
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""")
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sys.exit(1)
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temperature_change = sys.argv[1]
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if temperature_change.startswith("+"):
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new_temperature = current_temperature + int(temperature_change[1:])
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elif temperature_change.startswith("-"):
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new_temperature = current_temperature - int(temperature_change[1:])
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else:
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new_temperature = int(temperature_change)
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try:
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subprocess.run(["redshift", "-O", str(new_temperature), "-P"], check=True)
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with open('/tmp/temperature', 'w') as temp_file:
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temp_file.write(str(new_temperature) + '\n')
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except subprocess.CalledProcessError:
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print("Error: could not set screen temperature.")
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sys.exit(1)
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