I'm currently working on a data project where I'm trying to write BSON files using the BSON library, which isn't tied to MongoDB. I've checked my syntax and logic, and everything looks correct, but the files just aren't getting created. I'm curious if anyone has suggestions on what might be going wrong or what I should check. To clarify, I'm writing the BSON data to a file that's generated in the project directory. The method I'm using checks if the file exists, and if it doesn't, it creates one. Here's the relevant part of my source code:
```python
def serialize(self):
try:
with open(f"{self.a}.bson", "wb") as file:
file.write(bson.dumps({"data": self.lista}))
print("list created")
except Exception as e:
if e == IOError or e == OSError or e == UnicodeEncodeError or e == ValueError:
Db.drop_list(self, self.a)
self.lista = self.daily
Db.serialize(self)
```
2 Answers
Another thing to look into is whether `self.lista` actually contains the data you expect it to write. If it's empty or not properly formatted, that could result in nothing being written. Try adding some debug prints right before you write to the file to see what's in `self.lista` and if `bson.dumps` is returning what you expect.
First off, make sure that the `self.a` variable is actually being set correctly and isn't an empty string. If that's the case, your code might be trying to write to a file with no name, which wouldn't work. Also, double-check that you have the right permissions to write files in your project directory. It can be tricky sometimes! And if the program raises an IOError or other exceptions, those could also be causing the file not to be created.
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