sketch name

parts

E

sketch name

- name:  <variable name>\n

parts

- parts:\n

part

\n : new line symbol <sp>: space

things to write

part

part name

shapes

 -<sp> 
a - indented with respect to parts

variable name: a python identifier

Legend

part name

name:<sp><variable name>\n

shapes

shapes:\n
same indent level as part name

shape

S

S

start

E

end

shape

sketch variable

sketch action

sketch object

sketch variable

<variable name>:<sp>
indented with respect to shapes 

python  assignable expression (not a Pysketcher Shape creation)

sketch action

<variable name>:\n
indented with respect to shapes 

action

action

<variable name>:<sp>
indented with respect to above variable name 

python  executable expression

sketch object

<variable name>:\n
indented with respect to shapes 

formula

python  Pysketcher Shape creation

style

transform

formula

formula:<sp>
indented with respect to <variable name>

python  Pysketcher Shape creation

style

style:\n
indented with respect to <variable name> 

style prop

transform

transform:<sp>
indented with respect to <variable name> 

libraries

python  Pysketcher Shape transformation