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-rw-r--r--modules/prompt_parser.py9
1 files changed, 7 insertions, 2 deletions
diff --git a/modules/prompt_parser.py b/modules/prompt_parser.py
index 15666073..919d5d31 100644
--- a/modules/prompt_parser.py
+++ b/modules/prompt_parser.py
@@ -13,13 +13,14 @@ import lark
schedule_parser = lark.Lark(r"""
!start: (prompt | /[][():]/+)*
-prompt: (emphasized | scheduled | plain | WHITESPACE)*
+prompt: (emphasized | scheduled | alternate | plain | WHITESPACE)*
!emphasized: "(" prompt ")"
| "(" prompt ":" prompt ")"
| "[" prompt "]"
scheduled: "[" [prompt ":"] prompt ":" [WHITESPACE] NUMBER "]"
+alternate: "[" prompt ("|" prompt)+ "]"
WHITESPACE: /\s+/
-plain: /([^\\\[\]():]|\\.)+/
+plain: /([^\\\[\]():|]|\\.)+/
%import common.SIGNED_NUMBER -> NUMBER
""")
@@ -59,6 +60,8 @@ def get_learned_conditioning_prompt_schedules(prompts, steps):
tree.children[-1] *= steps
tree.children[-1] = min(steps, int(tree.children[-1]))
l.append(tree.children[-1])
+ def alternate(self, tree):
+ l.extend(range(1, steps+1))
CollectSteps().visit(tree)
return sorted(set(l))
@@ -67,6 +70,8 @@ def get_learned_conditioning_prompt_schedules(prompts, steps):
def scheduled(self, args):
before, after, _, when = args
yield before or () if step <= when else after
+ def alternate(self, args):
+ yield next(args[(step - 1)%len(args)])
def start(self, args):
def flatten(x):
if type(x) == str: