import subprocess

# To run this testcase you need to have the two files: 'd:\temp\db\pw.cnf' and
# 'D:\\temp\\db\\export.sql'.

# d:\temp\db\pw.cnf
# [client]
# password="xxxxxxxx"

# D:\\temp\\db\\export.sql contains a db dump

# These are the relevant lines of modules\wb_admin_export.py, class: DumpThread,
# method: process_db, (around line 166)

logstr = '"C:\\Program Files (x86)\\MySQL\\MySQL Workbench CE 6.1.7\\mysql.exe" --defaults-file="d:\\temp\\db\\pw.cnf --host=localhost --user=root --database=a1 < "D:\\temp\\db\\export.sql"'
                    
cmd = logstr

info = subprocess.STARTUPINFO()

# original line (A)
#p1 = subprocess.Popen(cmd,stdout=subprocess.PIPE,stdin=subprocess.PIPE, stderr=subprocess.PIPE,startupinfo=info,shell=logstr[0] != '"')

#modified
p1 = subprocess.Popen(cmd,stdout=subprocess.PIPE,stdin=subprocess.PIPE, stderr=subprocess.PIPE,startupinfo=info,shell=True)


# this line blocks with the original line (A, see above)
print(p1.stderr.read())