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process_lower_yaml.py
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process_lower_yaml.py
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import yaml
# Try to import CSafeLoader from PyYAML; if not available, use SafeLoader
try:
from yaml import CSafeLoader as YamlLoader
except ImportError:
from yaml import SafeLoader as YamlLoader
# Initialize an empty list to store timestep data
timesteps = []
# Open the YAML file for reading
with open("dump_lower.yaml", "r") as f:
# Use PyYAML to load all documents in the YAML file
data = yaml.load_all(f, Loader=YamlLoader)
# Loop through each document (timestep) in the YAML file
for d in data:
# Print information about the current timestep
print('Processing timestep %d' % d['timestep'])
# Append the entire timestep data to the list
timesteps.append(d)
print('Read %d timesteps from yaml dump' % len(timesteps))
with open('plotdata_lower_zdisp.txt', 'w') as file:
# Write header
file.write("Timestep")
# Iterate over data columns for the first timestep to generate header
for N in range(len(timesteps[0]['data'])):
file.write(" Lower{}".format(N))
file.write("\n")
# Iterate over timesteps
for n in range(len(timesteps)):
# Write timestep number
file.write("{}".format(timesteps[n]['timestep']))
# Write data columns for each timestep
for N in range(len(timesteps[0]['data'])):
file.write(" {}".format(timesteps[n]['data'][N][4]))
file.write("\n")