Klipper gcode macros that I use with my Creality Ender 3

Useful Klipper Macros

# These macros are required for Fluidd to correctly function.
# You can copy these entries into your printer.cfg.
# 
# Alternatively, import this file by adding
# this line into your printer.cfg;
# 
# [include client_macros.cfg]

[gcode_macro CANCEL_PRINT]
rename_existing: BASE_CANCEL_PRINT
gcode:
  TURN_OFF_HEATERS
  CLEAR_PAUSE
  SDCARD_RESET_FILE
  SET_FAN_SPEED SPEED=0.25
  LED_FAIL
  BASE_CANCEL_PRINT

[gcode_macro PAUSE]
rename_existing: BASE_PAUSE
default_parameter_E: 1.7
gcode:
  LED_PAUSED
  {% set x_park = printer.toolhead.axis_minimum.x|float + 5.0 %}
  {% set y_park = printer.toolhead.axis_maximum.y|float - 15.0 %}
  {% set max_z = printer.toolhead.axis_maximum.z|float %}
  {% set act_z = printer.toolhead.position.z|float %}
  {% if act_z < (max_z - 40) %}
      {% set z_safe = 40 %}
  {% else %}
      {% set z_safe = max_z - act_z %}
  {% endif %}
  SAVE_GCODE_STATE NAME=PAUSE_state
  BASE_PAUSE
  G91
  G1 E-{E} F2100
  G1 Z{z_safe} F900
  G90
  G0 X{x_park} Y{y_park} F6000
  G91

[gcode_macro RESUME]
rename_existing: BASE_RESUME
default_parameter_E: 1.7
gcode:
  LED_PRINTING
  G91
  G1 E{E} F2100
  RESTORE_GCODE_STATE NAME=PAUSE_state
  BASE_RESUME

[gcode_macro START_PRINT]
default_parameter_BED_TEMPERATURE: 60
default_parameter_EXTRUDER_STANDBY_TEMPERATURE: 170
default_parameter_EXTRUDER_TEMPERATURE: 210
gcode:
  LED_STARTING
  G90 ; use absolute coordinates
  M83 ; extruder relative mode
  M106 S50 ; Fan on approx. 20% to protect cooling ducts
  M140 S{BED_TEMPERATURE} ; set bed temp
  M104 S{EXTRUDER_STANDBY_TEMPERATURE} ; set standby extruder temp
  M190 S{BED_TEMPERATURE} ; wait for bed temp
  ; M109 S170 ; wait for extruder temp
  G28 ; home all
  G29 ; calibrate bed mesh levelling
  M104 S{EXTRUDER_TEMPERATURE} ; set first layer extruder temp
  M109 S{EXTRUDER_TEMPERATURE} ; wait for extruder temp
  G1 Z2 F240
  G1 X2 Y10 F3000
  G1 Z0.28 F240
  G92 E0.0
  G1 Y210 E16.0 F1500.0 ; intro line
  G1 X2.3 F5000
  G1 Y10 E20 F1200.0 ; intro line
  G92 E0.0
  LED_PRINTING
  
[gcode_macro END_PRINT]
gcode:
  LED_SUCCESS
  {% set max_y = printer.toolhead.axis_maximum.y|float %}
  # Move nozzle away from print while retracting
  M83 ; Relative E
  G91 ; Relative XYZ
  G1 X-2 Y-2 Z+5 E-3 F300
  G90 ; Absolute XYZ
  M82 ; Absolute E
  M104 S0 ; turn off temperature
  M140 S0 ; turn off heatbed
  M106 S50 ; Leave fan running to protect cooling ducts.
  # Present print
  G1 X0 Y210 F3000 ; present print
  # Disable steppers
  M84
  
[gcode_macro PRESENT_PLATE]
gcode:
  {% set posy = printer.toolhead.axis_maximum.y|float %}
  {% set posx = 5.0 %}
  G0 X{posx} Y{posy} F3000

[gcode_macro LOAD_FILAMENT]
default_parameter_SPEED: 400
default_parameter_PRIME_SPEED: 300
gcode:
  SAVE_GCODE_STATE NAME=__filament__load
  M83
  G1 E5 F75
  G1 E50 F{SPEED}
  G1 E35 F{SPEED}
  G1 E20 F{PRIME_SPEED}
  G1 E-1 F{SPEED}
  RESTORE_GCODE_STATE NAME=__filament__load
  
[gcode_macro UNLOAD_FILAMENT]
default_parameter_SPEED: 400
gcode:
  SAVE_GCODE_STATE NAME=__filament__load
  M83
  G1 E-13 F250
  G1 E17 F250
  G1 E-13 F250
  G1 E17 F250
  G1 E-50 F{SPEED}
  G1 E-42 F{SPEED}
  RESTORE_GCODE_STATE NAME=__filament__load

[gcode_macro Level]
gcode:
  SCREWS_TILT_CALCULATE

[gcode_macro G29]
gcode:
    BED_MESH_CALIBRATE

# F360 uses M420 to enable bed levelling, we'll treat it like G29.
[gcode_macro M420]
gcode:
    BED_MESH_CALIBRATE

[gcode_macro M600]
gcode:
  CHANGE_FILAMENT  

[gcode_macro M601]
gcode:
    CHANGE_FILAMENT

[gcode_macro CHANGE_FILAMENT]
default_parameter_RESUME_SPEED: 80
gcode:
  M117 Change Filament
  PAUSE
  M117

Thanks for this! Would you mind providing the definition for LED_STARTING, LED_PRINTING, and LED_SUCCESS