python请求在转换为.exe时找不到带有证书的文件夹 [英] python requests can't find a folder with a certificate when converted to .exe
问题描述
我有一个程序可以汇集来自不同营销系统的广告统计信息.一切正常,直到我将其转换为 .exe 格式并运行它.
I have a program that pools ad stats from different marketing systems. Everything works fine untill i convert it to the .exe format and run it.
Exception in Tkinter callback
Traceback (most recent call last):
File "C:\Users\user\AppData\Local\Programs\Python\Python35\lib\tkinter\__init__.py", line 1549, in __call__
return self.func(*args)
File "C:\Users\user\Desktop\alg\TSK_7. Marketing\report_gui.py", line 24, in <lambda>
ok = tk.Button(root, text="DO NOT PRESS", bg="red", command=lambda: self.run())
File "C:\Users\user\Desktop\alg\TSK_7. Marketing\report_gui.py", line 43, in run
report.merge_all()
File "C:\Users\user\Desktop\alg\TSK_7. Marketing\process_data.py", line 400, in merge_all
fb_df = self.fetch_fb()
File "C:\Users\user\Desktop\alg\TSK_7. Marketing\process_data.py", line 156, in fetch_fb
fb_campaigns = from_fb.run_fb(self.start_date, self.end_date) # in JSON format
File "C:\Users\user\Desktop\alg\TSK_7. Marketing\from_fb.py", line 110, in run_fb
return s.get_stats()
File "C:\Users\user\Desktop\alg\TSK_7. Marketing\from_fb.py", line 84, in get_stats
params=params,
File "C:\Users\user\AppData\Local\Programs\Python\Python35\lib\site-packages\facebookads\adobjects\adaccount.py", line 1551, in get_insights
return request.execute()
File "C:\Users\user\AppData\Local\Programs\Python\Python35\lib\site-packages\facebookads\api.py", line 653, in execute
cursor.load_next_page()
File "C:\Users\user\AppData\Local\Programs\Python\Python35\lib\site-packages\facebookads\api.py", line 797, in load_next_page
params=self.params,
File "C:\Users\user\AppData\Local\Programs\Python\Python35\lib\site-packages\facebookads\api.py", line 305, in call
timeout=self._session.timeout
File "C:\Users\user\AppData\Local\Programs\Python\Python35\lib\site-packages\requests\sessions.py", line 508, in request
resp = self.send(prep, **send_kwargs)
File "C:\Users\user\AppData\Local\Programs\Python\Python35\lib\site-packages\requests\sessions.py", line 618, in send
r = adapter.send(request, **kwargs)
File "C:\Users\user\AppData\Local\Programs\Python\Python35\lib\site-packages\requests\adapters.py", line 407, in send
self.cert_verify(conn, request.url, verify, cert)
File "C:\Users\user\AppData\Local\Programs\Python\Python35\lib\site-packages\requests\adapters.py", line 226, in cert_verify
"invalid path: {0}".format(cert_loc))
OSError: Could not find a suitable TLS CA certificate bundle, invalid path: C:\Users\user\AppData\Local\Temp\_MEI253762\facebookads\fb_ca_chain_bundle.crt
我试图通过使用此代码来解决此问题,但每次运行此代码时,MEI 文件夹都会不断更改其数字,因此没有用.
I tried to fix that by using this code but MEI folder keeps changing its digits everytime i run this code so it's no use.
dst = r'C:\Users\user\AppData\Local\Temp\_MEI120642\facebookads'
file = 'fb_ca_chain_bundle.crt'
try:
os.makedirs(dst); ## it creates the destination folder
except:
pass
shutil.move(file, dst)
所以我去了这个文件
C:\Users\user\AppData\Local\Programs\Python\Python35\Lib\site-packages\requests\adapters.py
C:\Users\user\AppData\Local\Programs\Python\Python35\Lib\site-packages\requests\adapters.py
并尝试评论引发此错误但出现 SSL 错误的语句.我找不到负责生成那些 MEI 数字的代码.
and tried to comment if statements that raise this error out but got an SSL error. I couldn't find a piece of code responsible for generating those MEI digits.
def cert_verify(self, conn, url, verify, cert):
"""Verify a SSL certificate. This method should not be called from user
code, and is only exposed for use when subclassing the
:class:`HTTPAdapter <requests.adapters.HTTPAdapter>`.
:param conn: The urllib3 connection object associated with the cert.
:param url: The requested URL.
:param verify: Either a boolean, in which case it controls whether we verify
the server's TLS certificate, or a string, in which case it must be a path
to a CA bundle to use
:param cert: The SSL certificate to verify.
"""
if url.lower().startswith('https') and verify:
cert_loc = None
# Allow self-specified cert location.
if verify is not True:
cert_loc = verify
if not cert_loc:
cert_loc = DEFAULT_CA_BUNDLE_PATH
if not cert_loc or not os.path.exists(cert_loc):
raise IOError("Could not find a suitable TLS CA certificate bundle, "
"invalid path: {0}".format(cert_loc))
conn.cert_reqs = 'CERT_REQUIRED'
if not os.path.isdir(cert_loc):
conn.ca_certs = cert_loc
else:
conn.ca_cert_dir = cert_loc
else:
conn.cert_reqs = 'CERT_NONE'
conn.ca_certs = None
conn.ca_cert_dir = None
if cert:
if not isinstance(cert, basestring):
conn.cert_file = cert[0]
conn.key_file = cert[1]
else:
conn.cert_file = cert
conn.key_file = None
if conn.cert_file and not os.path.exists(conn.cert_file):
raise IOError("Could not find the TLS certificate file, "
"invalid path: {0}".format(conn.cert_file))
if conn.key_file and not os.path.exists(conn.key_file):
raise IOError("Could not find the TLS key file, "
"invalid path: {0}".format(conn.key_file))
推荐答案
我也遇到了这个问题.看起来它来自证书包 cacert.pem
在编译程序时未包含在 requests
包目录中.requests
模块使用函数 certifi.core.where
来确定 cacert.pem
的位置.覆盖此函数并覆盖此函数设置的变量似乎可以解决问题.
I ran into this problem as well. It looks like it comes from the certificate bundle cacert.pem
not being included in the requests
package directory when the program is compiled. The requests
module uses the function certifi.core.where
to determine the location of cacert.pem
. Overriding this function and overriding the variables set by this function seems to fix the problem.
我将此代码添加到程序的开头:
I added this code to the beginning of my program:
import sys, os
def override_where():
""" overrides certifi.core.where to return actual location of cacert.pem"""
# change this to match the location of cacert.pem
return os.path.abspath("cacert.pem")
# is the program compiled?
if hasattr(sys, "frozen"):
import certifi.core
os.environ["REQUESTS_CA_BUNDLE"] = override_where()
certifi.core.where = override_where
# delay importing until after where() has been replaced
import requests.utils
import requests.adapters
# replace these variables in case these modules were
# imported before we replaced certifi.core.where
requests.utils.DEFAULT_CA_BUNDLE_PATH = override_where()
requests.adapters.DEFAULT_CA_BUNDLE_PATH = override_where()
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