Files
mrvacommander/client/db_load_fs.py
2024-07-10 09:11:21 -07:00

91 lines
2.4 KiB
Python

#* Overview
# - [ ] import the dbs from the filesystem. Include
# 1. name
# 2. owner
# 3. language
# 4. creation date
# 5. db size
#* Imports
import pandas as pd
from pathlib import Path
import os
import logging
import time
#* Setup
logging.basicConfig(
level=logging.DEBUG,
format='%(asctime)s [%(levelname)s] %(message)s',
datefmt='%Y-%m-%d %H:%M:%S'
)
#* Utility functions
def log_and_raise(message):
logging.error(message)
raise Exception(message)
def traverse_tree(root):
root_path = Path(os.path.expanduser(root))
if not root_path.exists() or not root_path.is_dir():
log_and_raise(f"The specified root path '{root}' does not exist or "
"is not a directory.")
for path in root_path.rglob('*'):
if path.is_file():
yield path
elif path.is_dir():
pass
# Collect information in one 'struct'
class DBInfo:
pass
def collect_dbs(db_base):
for path in traverse_tree(db_base):
if path.name == "db.zip":
# For the current repository, we have
# In [292]: len(path.parts)
# Out[292]: 14
# and can work from the end to get relevant info from the file path.
db = DBInfo()
(*_, db.owner, db.name, _, _, _, db.language, _) = path.parts
db.path = path
s = path.stat()
db.size = s.st_size
db.ctime_raw = s.st_ctime
db.ctime = time.ctime(s.st_ctime)
yield db
def dbdf_from_tree():
db_base = "~/work-gh/mrva/mrva-open-source-download/"
dbs = list(collect_dbs(db_base))
dbdf = pd.DataFrame([d.__dict__ for d in dbs])
return dbdf
#* Interactive use only
if 0:
#* Data collection
# Get the db information in list of DBInfo form
db_base = "~/work-gh/mrva/mrva-open-source-download/"
dbs = list(collect_dbs(db_base))
#
# Inspect:
from pprint import pprint
pprint(["len", len(dbs)])
pprint(["dbs[0]", dbs[0].__dict__])
#
# Get a dataframe
dbdf = pd.DataFrame([d.__dict__ for d in dbs])
#
# Interact with/visualize it
os.environ['APPDATA'] = "needed-for-pandasgui"
from pandasgui import show
show(dbdf)
#
import dtale
dtale.show(dbdf)
#
# Local Variables:
# python-shell-virtualenv-root: "~/work-gh/mrva/mrvacommander/client/venv/"
# End: