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Add a flag to use the 'signature' format for type annotations #88

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Merged
merged 2 commits into from
Aug 31, 2019
Merged

Add a flag to use the 'signature' format for type annotations #88

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2e5d5fc
Add a flag to use the 'signature' format for type annotations
msullivan Aug 30, 2019
6200e0a
fix type checking
msullivan Aug 31, 2019
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14 changes: 10 additions & 4 deletions pyannotate_tools/annotations/__main__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,8 @@
parser = argparse.ArgumentParser()
parser.add_argument('--type-info', default='type_info.json', metavar="FILE",
help="JSON input file (default type_info.json)")
parser.add_argument('--uses-signature', action='store_true',
help="JSON input uses a signature format")
parser.add_argument('-p', '--print-function', action='store_true',
help="Assume print is a function")
parser.add_argument('-w', '--write', action='store_true',
Expand Down Expand Up @@ -108,14 +110,18 @@ def main(args_override=None):
else:
# Produce nice error message if type_info.json not found.
try:
open(args.type_info).close()
with open(args.type_info) as f:
contents = f.read()
except IOError as err:
sys.exit("Can't open type info file: %s" % err)

# Run pass 2 with output into a variable.
data = generate_annotations_json_string(
args.type_info,
only_simple=args.only_simple) # type: List[Any]
if args.uses_signature:
data = json.loads(contents) # type: List[Any]
else:
data = generate_annotations_json_string(
args.type_info,
only_simple=args.only_simple)

# Run pass 3 with input from that variable.
FixAnnotateJson.init_stub_json_from_data(data, args.files[0])
Expand Down