python -m pip install gcode_analyzer
python -m gcode_analyzer.analyze [--z-acceleration Z_ACCELERATION] [--extruder-acceleration EXTRUDER_ACCELERATION] GCODE_FILE_PATH
python -m gcode_analyzer.analyze ~/marvin.gcode
python -m --extruder-acceleration 2000 gcode_analyzer.analyze ~/marvin.gcode
from gcode_analyzer import Analyzer
analyzer = Analyzer("/Users/cangelis/example.gcode")
print analyzer.get_time() # in seconds
print analyzer.get_formatted_time()
print analyzer.get_filament_usage() # in mm