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stepper: Improve error messages on missing rotation_distance 

If neither rotation_distance nor step_distance is present, then
generate an error saying rotation_distance is needed (instead of an
error about step_distance).

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2021-02-23 11:51:06 -05:00
parent 6b6ab45bac
commit 4d2adddb20
1 changed files with 8 additions and 5 deletions
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11
klippy/stepper.py
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@ -225,11 +225,14 @@ def parse_step_distance(config, units_in_radians=None, note_valid=False):
rotation_dist = 2. * math.pi rotation_dist = 2. * math.pi
config.get('gear_ratio', note_valid=note_valid) config.get('gear_ratio', note_valid=note_valid)
else: else:
rotation_dist = config.getfloat('rotation_distance', None, rd = config.get('rotation_distance', None, note_valid=False)
above=0., note_valid=note_valid) sd = config.get('step_distance', None, note_valid=False)
if rotation_dist is None: if rd is None and sd is not None:
# Older config format with step_distance # Older config format with step_distance
return config.getfloat('step_distance', above=0., note_valid=note_valid) return config.getfloat('step_distance', above=0.,
note_valid=note_valid)
rotation_dist = config.getfloat('rotation_distance', above=0.,
note_valid=note_valid)
# Newer config format with rotation_distance # Newer config format with rotation_distance
microsteps = config.getint('microsteps', minval=1, note_valid=note_valid) microsteps = config.getint('microsteps', minval=1, note_valid=note_valid)
full_steps = config.getint('full_steps_per_rotation', 200, minval=1, full_steps = config.getint('full_steps_per_rotation', 200, minval=1,