"cat {all_preqs} > {trgt}\n"
"sleep 1"),
EXT=EXT),
# Regex can be used in target (don't forget to escape
# \'s or use raw strings.) and groups found in the target
# can be substituted in the pre-reqs and the recipe.
Rule(trgt=r"second(.*).{EXT}",
preqs=("first{0}-1.{EXT}", r"first{0}-2.{EXT}"),
# Various keywords are available to the recipes.
recipe=("echo {preqs}\n"
"echo {trgt}\n"
"cat {all_preqs} > {trgt}\n"
"sleep 1"),
EXT=EXT),
Rule(trgt=r"first([0-9])-([0-9]).{EXT}",
# Groups from the regex can also be used in the recipe.
recipe=("echo {0} {1}\n"
"touch {trgt}\n"
"sleep 1"),
EXT=EXT),
Rule(trgt="clean", recipe="rm *.{EXT}", EXT=EXT)]
# Make just requires a list of sequence or iterator of rules
# And takes arbitrary targets and environmental variables
# are available to recipes.
if __name__ == '__main__':
maker(rules)
# Environmental variables can not be set in recipes.
Rule(
trgt=r"second(.*).{EXT}",
preqs=("first{0}-1.{EXT}", r"first{0}-2.{EXT}"),
# Various keywords are available to the recipes.
recipe=("echo {preqs}\n"
"echo {trgt}\n"
"cat {all_preqs} > {trgt}\n"
"sleep 1"),
EXT=EXT),
Rule(
trgt=r"first([0-9])-([0-9]).{EXT}",
# Groups from the regex can also be used in the recipe.
recipe=("echo {0} {1}\n"
"touch {trgt}\n"
"sleep 1"),
EXT=EXT),
# If an error occurs in a task, the pipeline will exit upon
# completion of the block.
Rule(trgt="fail", recipe="[ 8 == 7 ]"),
Rule(trgt="clean", recipe="rm *.{EXT}", EXT=EXT)
]
# Make just requires a list of sequence or iterator of rules
# And takes arbitrary targets and environmental variables
# are available to recipes.
if __name__ == '__main__':
maker(rules)
# Environmental variables can not be set in recipes.