def _copy_vsam_to_temp_data_set(self, ds_name):
""" Copy VSAM data set to a temporary sequential data set """
mvs_rc = 0
vsam_size = self._get_vsam_size(ds_name)
sysprint = sysin = out_ds_name = None
try:
sysin = data_set.DataSet.create_temp("MVSTMP")
sysprint = data_set.DataSet.create_temp("MVSTMP")
out_ds_name = data_set.DataSet.create_temp("MSVTMP",
space_primary=vsam_size,
space_type="K")
repro_sysin = " REPRO INFILE(INPUT) OUTFILE(OUTPUT) "
Datasets.write(sysin, repro_sysin)
dd_statements = []
dd_statements.append(
types.DDStatement(ddName="sysin", dataset=sysin))
dd_statements.append(
types.DDStatement(ddName="input", dataset=ds_name))
dd_statements.append(
types.DDStatement(ddName="output", dataset=out_ds_name))
dd_statements.append(
types.DDStatement(ddName="sysprint", dataset=sysprint))
mvs_rc = MVSCmd.execute_authorized(pgm="idcams",
args="",
dds=dd_statements)
except OSError as err:
self._fail_json(msg=str(err))
except Exception as err:
if Datasets.exists(out_ds_name):
Datasets.delete(out_ds_name)
if mvs_rc != 0:
self._fail_json(
msg=(
"Non-zero return code received while executing MVSCmd "
"to copy VSAM data set {0}".format(ds_name)),
rc=mvs_rc,
)
self._fail_json(
msg=
("Failed to call IDCAMS to copy VSAM data set {0} to a temporary"
" sequential data set".format(ds_name)),
stderr=str(err),
rc=mvs_rc,
)
finally:
Datasets.delete(sysprint)
Datasets.delete(sysin)
return out_ds_name
#Import the Z Open Automation Utilities libraries we need
from zoautil_py import MVSCmd, Datasets
from zoautil_py.types import DDStatement
# Import datetime, needed so we can format the report
from datetime import datetime
# Import os, needed to get the environment variables
import os
#Take the contents of this data set and read it into cc_contents
cc_contents = Datasets.read("MTM2020.PUBLIC.CUST16")
USERID = os.getenv("USER")
output_dataset = USERID + ".OUTPUT.CCINVALD"
#Delete the output dataset if it already exists
if Datasets.exists(output_dataset):
Datasets.delete(output_dataset)
Datasets.create(output_dataset, "SEQ")
# Create a new SEQUENTIAL DATA SET with the name of output_dataset
#A function that checks to see if the number passed to it is even. Returns True or False (Boolean)
def is_even(num_to_check
): # this is a function. num_to_check is what gets sent to it
if ((num_to_check %
2) == 0): # a simple check to see if num_to_check is even.
result = True # We set result to True
return result # and then return it.
else: # if it isn't
result = False # set return to False
